1.Expert consensus on the evaluation and management of dysphagia after oral and maxillofacial tumor surgery
Xiaoying LI ; Moyi SUN ; Wei GUO ; Guiqing LIAO ; Zhangui TANG ; Longjiang LI ; Wei RAN ; Guoxin REN ; Zhijun SUN ; Jian MENG ; Shaoyan LIU ; Wei SHANG ; Jie ZHANG ; Yue HE ; Chunjie LI ; Kai YANG ; Zhongcheng GONG ; Jichen LI ; Qing XI ; Gang LI ; Bing HAN ; Yanping CHEN ; Qun'an CHANG ; Yadong WU ; Huaming MAI ; Jie ZHANG ; Weidong LENG ; Lingyun XIA ; Wei WU ; Xiangming YANG ; Chunyi ZHANG ; Fan YANG ; Yanping WANG ; Tiantian CAO
Journal of Practical Stomatology 2024;40(1):5-14
Surgical operation is the main treatment of oral and maxillofacial tumors.Dysphagia is a common postoperative complication.Swal-lowing disorder can not only lead to mis-aspiration,malnutrition,aspiration pneumonia and other serious consequences,but also may cause psychological problems and social communication barriers,affecting the quality of life of the patients.At present,there is no systematic evalua-tion and rehabilitation management plan for the problem of swallowing disorder after oral and maxillofacial tumor surgery in China.Combining the characteristics of postoperative swallowing disorder in patients with oral and maxillofacial tumors,summarizing the clinical experience of ex-perts in the field of tumor and rehabilitation,reviewing and summarizing relevant literature at home and abroad,and through joint discussion and modification,a group of national experts reached this consensus including the core contents of the screening of swallowing disorders,the phased assessment of prognosis and complications,and the implementation plan of comprehensive management such as nutrition management,respiratory management,swallowing function recovery,psychology and nursing during rehabilitation treatment,in order to improve the evalua-tion and rehabilitation of swallowing disorder after oral and maxillofacial tumor surgery in clinic.
2.Clinical trial of Morinda officinalis oligosaccharides in the continuation treatment of adults with mild and moderate depression
Shu-Zhe ZHOU ; Zu-Cheng HAN ; Xiu-Zhen WANG ; Yan-Qing CHEN ; Ya-Ling HU ; Xue-Qin YU ; Bin-Hong WANG ; Guo-Zhen FAN ; Hong SANG ; Ying HAI ; Zhi-Jie JIA ; Zhan-Min WANG ; Yan WEI ; Jian-Guo ZHU ; Xue-Qin SONG ; Zhi-Dong LIU ; Li KUANG ; Hong-Ming WANG ; Feng TIAN ; Yu-Xin LI ; Ling ZHANG ; Hai LIN ; Bin WU ; Chao-Ying WANG ; Chang LIU ; Jia-Fan SUN ; Shao-Xiao YAN ; Jun LIU ; Shou-Fu XIE ; Mao-Sheng FANG ; Wei-Feng MI ; Hong-Yan ZHANG
The Chinese Journal of Clinical Pharmacology 2024;40(6):815-819
Objective To observe the efficacy and safety of Morinda officinalis oligosaccharides in the continuation treatment of mild and moderate depression.Methods An open,single-arm,multi-center design was adopted in our study.Adult patients with mild and moderate depression who had received acute treatment of Morinda officinalis oligosaccharides were enrolled and continue to receive Morinda officinalis oligosaccharides capsules for 24 weeks,the dose remained unchanged during continuation treatment.The remission rate,recurrence rate,recurrence time,and the change from baseline to endpoint of Hamilton Depression Scale(HAMD),Hamilton Anxiety Scale(HAMA),Clinical Global Impression-Severity(CGI-S)and Arizona Sexual Experience Scale(ASEX)were evaluated.The incidence of treatment-related adverse events was reported.Results The scores of HAMD-17 at baseline and after treatment were 6.60±1.87 and 5.85±4.18,scores of HAMA were 6.36±3.02 and 4.93±3.09,scores of CGI-S were 1.49±0.56 and 1.29±0.81,scores of ASEX were 15.92±4.72 and 15.57±5.26,with significant difference(P<0.05).After continuation treatment,the remission rate was 54.59%(202 cases/370 cases),and the recurrence rate was 6.49%(24 cases/370 cases),the recurrence time was(64.67±42.47)days.The incidence of treatment-related adverse events was 15.35%(64 cases/417 cases).Conclusion Morinda officinalis oligosaccharides capsules can be effectively used for the continuation treatment of mild and moderate depression,and are well tolerated and safe.
3.Active components and potential mechanism of Taohong Siwu Decoction in regulating ischemic stroke based on target cell trapping combined with network pharmacology, molecular docking, and experimental validation.
Lin-Feng TANG ; Hao CHANG ; Dan-Dan WANG ; Zhu-Qing LIU ; Lan HAN ; Dai-Yin PENG
China Journal of Chinese Materia Medica 2023;48(17):4761-4773
The potential anti-stroke active components in Taohong Siwu Decoction(THSWD) were identified by target cell trapping coupled with ultra-high performance liquid chromatography-quadrupole-time of flight mass spectrometry(UPLC-Q-TOF-MS). The underlying mechanism of active components in THSWD in the treatment of ischemic stroke(IS) was explored by network pharmacology, molecular docking, and experimental validation. The UPLC-Q-TOF-MS technology combined with the UNIFI data analysis platform was used to analyze the composition of the cellular fragmentation fluid after co-incubation of THSWD with target cells. The targets of potential active components and IS were collected by network pharmacology, and the common targets underwent protein-protein interaction(PPI), Gene Ontology(GO), and Kyoto Encyclopedia of Genes and Genomes(KEGG) signaling pathway enrichment analyses. The target cell trapping component-core target-signaling pathway network was constructed, and the active components were molecularly docked to the top targets in the PPI network, followed by pharmacodynamic validation in vitro. Fifteen active components were identified in the target cellular fragmentation fluid, including bicyclic monoterpenes, cyanoglycosides, flavonols, quinoid chalcones, phenylpropanoids, and tannins. As revealed by the analysis of network pharmacology, THSWD presumably regulated PI3K-AKT, FoxO, MAPK, Jak-STAT, VEGF, HIF-1, and other signaling pathways to affect inflammatory cascade reaction, angiogenesis, oxidative stress, pyroptosis, apoptosis, and other pathological processes via paeoniflorin, butylphthalide, dehydrated safflower yellow B, 3,4-dicaffeoylquinic acid, amygdalin, paeoniflorin, and ligusticolactone. Molecular docking and in vitro pharmacodynamic validation revealed that the target cell trapping active components could promote neovascularization in rat brain microvascular endothelial cells(rBMECs) in the oxygen-glucose deprivation/reoxygenation(OGD/R) model. The application of target cell trapping coupled with UPLC-Q-TOF-MS technology can rapidly screen out the potential active components in THSWD. The active components of THSWD can be predicted to intervene in the pathogenesis of IS through network pharmacology, and molecular docking combined with experimental validation can further clarify the efficacy, thus providing a theoretical basis for research ideas on the pharmacodynamic substance basis of traditional Chinese medicine compounds.
Animals
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Rats
;
Ischemic Stroke/drug therapy*
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Molecular Docking Simulation
;
Network Pharmacology
;
Endothelial Cells
;
Phosphatidylinositol 3-Kinases
;
Drugs, Chinese Herbal/pharmacology*
4.Protective effect of Liujing Toutong Tablets on rats with permanent cerebral ischemia via NF-κB signaling pathway.
Zi-Han YU ; Ke PEI ; Ting-Ting ZHAO ; Hong-Chang LI ; Qin-Qing LI ; Wen-Jing ZHOU ; Wen-Bin HE ; Jun-Long ZHANG
China Journal of Chinese Materia Medica 2023;48(21):5871-5880
This study investigated the neuroprotective effects and underlying mechanism of Liujing Toutong Tablets(LJTT) on a rat model of permanent middle cerebral artery occlusion(pMCAO). The pMCAO model was established using the suture method. Eighty-four male SPF-grade SD rats were randomly divided into a sham operation group, a model group, a nimodipine group(0.020 g·kg~(-1)), and high-, medium-, and low-dose LJTT groups(2.8, 1.4, and 0.7 g·kg~(-1)). The Longa score, adhesive removal test and laser speckle contrast imaging technique were used to evaluate the degree of neurological functional impairment and changes in local cerebral blood flow. The survival and mortality of rats in each group were recorded daily. After seven days of continuous administration following the model induction, the rats in each group were euthanized, and brain tissue and blood samples were collected for corresponding parameter measurements. Nissl staining was used to examine pathological changes in brain tissue neurons. The levels of tumor necrosis factor-alpha(TNF-α), interleukin-6(IL-6), IL-1β, vascular endothelial growth factor(VEGF), calcitonin gene-related peptide(CGRP), beta-endorphin(β-EP), and endogenous nitric oxide(NO) in rat serum were measured using specific assay kits. The entropy weight method was used to analyze the weights of various indicators. The protein expression levels of nuclear factor kappa-B(NF-κB), inhibitor kappaB alpha(IκBα), phosphorylated IκBα(p-IκBα), and phosphorylated inhibitor of NF-κB kinase alpha(p-IKKα) in brain tissue were determined using Western blot. Immunohistochemistry was used to detect the protein expression of chemokine-like factor 1(CKLF1) and C-C chemokine receptor 5(CCR5) in rat brain tissue. Compared with the sham operation group, the model group showed significantly higher neurological functional impairment scores, prolonged adhesive removal time, decreased cerebral blood flow, increased neuronal damage, reduced survival rate, significantly increased levels of TNF-α, IL-1β, IL-6, CGRP, and NO in serum, significantly decreased levels of VEGF and β-EP, significantly increased expression levels of NF-κB p65, p-IκBα/IκBα, and p-IKKα in rat brain tissue, and significantly upregulated protein expression of CKLF1 and CCR5. Compared with the model group, the high-dose LJTT group significantly improved the neurological functional score of pMCAO rats after oral administration for 7 days. LJTT at all doses significantly reduced adhesive removal time and restored cerebral blood flow. The high-and medium-dose LJTT groups significantly improved neuronal damage. The LJTT groups at all doses showed reduced levels of TNF-α, IL-1β, IL-6, CGRP, and NO in rat serum, increased VEGF and β-EP levels, and significantly decreased expression levels of NF-κB p65, p-IκBα/IκBα, p-IKKα, and CCR5 protein in rat brain tissue. The entropy weight analysis revealed that CGRP and β-EP were significantly affected during the model induction, and LJTT exhibited a strong effect in reducing the release of inflammatory factors such as TNF-α and IL-1β. LJTT may exert a neuroprotective effect on rats with permanent cerebral ischemia by reducing neuroinflammatory damage, and its mechanism may be related to the inhibition of the NF-κB signaling pathway and the regulation of the CKLF1/CCR5 axis. Additionally, LJTT may exert certain analgesic effects by reducing CGRP and NO levels and increasing β-EP levels.
Rats
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Male
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Animals
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NF-kappa B/metabolism*
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NF-KappaB Inhibitor alpha/metabolism*
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Vascular Endothelial Growth Factor A/genetics*
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I-kappa B Kinase/pharmacology*
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Tumor Necrosis Factor-alpha/pharmacology*
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Interleukin-6/genetics*
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Calcitonin Gene-Related Peptide/pharmacology*
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Rats, Sprague-Dawley
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Signal Transduction
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Brain Ischemia/drug therapy*
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Tablets
5.Awareness of HPV and HPV vaccine and willingness to be vaccinated among parents of children aged 9-14
Bing-han WANG ; Shi-yu YAN ; Sun-yi WANG ; Shi-yi WU ; Qing-qing TAO ; Hui-hui GAO ; Qiu-xiang SHEN ; Hui LI ; Chang-zheng YUAN ; Xi ZHANG ; Li-ying SUN
Journal of Public Health and Preventive Medicine 2023;34(1):39-43
Objective To investigate the HPV vaccination status of children aged 9-14 years, parents’ vaccine-related cognition, willingness to vaccinate children and their influencing factors. Methods From January to April 2021, the convenience sampling method was used to collect data based on the online platform and the Department of Pediatrics and Adolescent Gynecology of the Children's Hospital of Zhejiang University School of Medicine. The data were analyzed by descriptive analysis, Chi-square test, and logistic regression. Results A total of 864 questionnaires were collected, and 846 valid questionnaires were obtained after screening, with an effective rate of 97.9%. 13.57% of mothers and 3.09% of girls were vaccinated, and the vaccine awareness rate was 68.43%. 87.22% of parents were willing to bring their children for vaccination. Risk perception (OR=4.79, 95% CI: 2.22-10.35), willingness to vaccinate themselves (OR =29.01, 95% CI: 12.62-66.69), awareness of sex education (OR =3.73, 95% CI: 1.08-12.83) and whether the vaccines were free (P<0.001) were related to whether parents were willing to vaccinate their children. Conclusion Parents of children aged 9-14 have high awareness of HPV and HPV vaccine and are willing to vaccinate their children with HPV vaccine , but the vaccination rate in children is low. Disease perception, willingness to vaccinate, awareness of sex education, and whether vaccines are free are all the factors influencing parents' willingness to vaccinate children.
6.Clinical application of Neuroform Atlas stent-assisted coiling in the treatment of unruptured wide-neck intracranial aneurysms.
Jin Tao HAN ; Yu Xiang ZHANG ; Zi Chang JIA ; Chu Han JIANG ; Lian LIU ; Jing Yuan LUAN ; Fei LIANG ; Yan Qing ZHAO
Journal of Peking University(Health Sciences) 2023;55(1):139-143
OBJECTIVE:
To assess the safety and efficacy of Neuroform Atlas stent used in treatment of unruptured wide-neck intracranial aneurysms.
METHODS:
Clinical data of 62 patients with unruptured wide-neck intracranial aneurysms undergoing Neuroform Atlas stent-assisted coiling from August 2020 to September 2021 were retrospectively analyzed. There were 64 aneurysms in those 62 patients. Among them, 25 aneurysms were located at the bifurcation of M1 segment on middle cerebral artery, 16 at the anterior communicating artery, 10 at the C7 segment of internal carotid artery, 5 at the C6 segment of internal carotid artery, 4 at the apex of basilar artery, 3 at the A3 segment of anterior cerebral artery, and 1 at the M2 segment of middle cerebral artery. All the patients underwent Neuroform Atlas stent-assisted coiling, including 49 patients with single stent assisted coiling and 15 patients with dual stents assisted coiling (14"Y"style and 1"X"style). After the procedure, the immediate DSA was performed to evaluate the status of aneurysm occlusion and the parent artery patency. The clinical follow-up was performed 3 months after the operation and evaluated based on the modified Rankin Scale(mRS).DSA image was reviewed at 6 months after operation and Raymond grading scale was used to assess the status of aneurysm occlusion and the parent artery patency.
RESULTS:
A total of 62 patients with 64 aneurysms were all achieved technical success(100%).The immediate post-procedural Raymond scale was assessed, including Raymond Ⅰ in 57 aneurysms(89.1%, 57/64), Raymond Ⅱ in 6 aneurysms(9.3%, 6/64) and Raymond Ⅲ in 1 aneurysm(1.6%, 1/64). The peri-procedural complications rate was 4.8%(3/62), 2 patients developed intraoperative thrombosis and 1 patient suffered from local subarachnoid hemorrhage. Among them, 55 patients obtained 3 months clinical follow-up after operation and all the patients had good outcomes (mRS≤2), 50 patients with 52 aneurysms were followed up with DSA 6 months after operation, including Raymond Ⅰ in 45 aneurysms(86.5%, 45/52), Raymond Ⅱ in 4 aneurysms(7.7%, 4/52) and Raymond Ⅲ in 3 aneurysms(5.8%, 3/52).
CONCLUSION
Neuroform Atlas stent for the treatment of unruptured wide-neck intracranial aneurysms has high safety and good efficacy, and has its advantages over other traditional stents.
Humans
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Intracranial Aneurysm/etiology*
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Retrospective Studies
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Treatment Outcome
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Embolization, Therapeutic/methods*
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Stents/adverse effects*
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Cerebral Angiography
7.Efficacy of secuchiumab in the treatment of active psoriatic arthritis in a real-world situation
Yan WANG ; Yan ZHENG ; Qing HAN ; Haoyang SUN ; Yang CHANG ; Ping ZHU
Chinese Journal of Rheumatology 2023;27(7):463-468
Objective:To observe the clinical efficacy of secukinumab in the treatment of active psoriatic arthritis (PsA).Methods:Thirty active PsA patients in the out-patient clinic of the First Affiliated Hospital of the PLA Air Force Military Medical University between July 2020 to December 2021 were included in this study. Patients were categorized into one group with axial involvement ( n=17, 57%) and the other group with peripheral joint involvement ( n=13, 43%) according to arthritis subtypes. Patients in both groups received a subcutaneous injection of 300 mg of secukinumab at 0, 1, 2, 3, and 4 weeks, and then every 4 weeks. The CRP, ESR, VAS pain score (VAS-pain, 0~10 cm), physician comprehensive assessment of disease activity by VAS score (VAS-gh, 0~10 cm), psoriasis involvement area and severity index (PASI), skin quality of life index (DLQI), psoriatic arthritis disease activity index (DAPSA), psoriatic arthritis activity score (PASDAS), Bath ankylosing spondylitis activity index (BASDAI) were recorded at week 0, week 12, and week 24. DAP-SA response (score ≤4) and minimum disease activity (MDA) were also used to assess the proportion of overall patients who responded to secukinumab treatment. The measurement data with normal distribution were analyzed by repeated measure analysis of variance. Non-normally distributed data were expressed as median (IQR). Count data were expressed as frequency and percentage (%) and analyzed by Fisher exact probability method. Results:The mean duration of skin disease in both axial involvement and peripheral joint involvement groups was (14±8)years and (12±7)years ( t=0.70, P=0.256), respectively. The mean duration of arthritis symptoms in both groups was (3.2±3.7)years and (1.8±2.1)years ( t=1.17, P=0.125), respectively. All patients completed 24 weeks of secukinumab treatment. At 24 weeks, VAS-pain, VAS-gh, PASI, DLQI, DAPSA, PASDAS and BASDAI were all decreased significantly ( P<0.05). Patients with axial involvement seemed more likely to benefit in CRP [2.4 (1.7, 3.5) mg/L vs 8.0 (5.3, 14.0) mg/L, Z=-2.69, P=0.007] and VAS-pain[1.0 (0, 2.0) vs (5.0, 6.0), Z=-3.47, P<0.001]improvement ( P<0.005). Both groups achieved PASI 100, which meant achieving clearance of skin dis-ease. The DAPSA remission rate and MDA of the patients with axial involvement were 88% and 82%, re-spectively, and the DAPSA remission rate and MDA were 92% and 92%, respectively. Secukinumab was found to be safe and well tolerated with no adverse event reported or observed during 24-week treatment. Conclusion:In real-world observations, secukinumab is proven to be safe and effective for the treatment of PsA, with rapid relieving of skin and joint symptoms and reduction of disease activity. Patients with axial involvement may benefit more notably than patients with peripheral arthritis subtype.
8.Expert Consensus on Rheumatic Immune Diseases Responding Specifically to Traditional Chinese Medicine
Yuan XU ; Jing LUO ; Man HAN ; Meng-tao LI ; Xiu-juan HOU ; Di WU ; Bin LI ; Yan GENG ; Yun-shan ZHOU ; Chang-hong LI ; Kun-peng LI ; Jia-bo WANG ; Yong WANG ; Xiao-xiao ZHANG ; Qing-wen TAO
Chinese Journal of Experimental Traditional Medical Formulae 2022;28(9):198-204
In the clinical practice of rheumatic immune diseases in traditional Chinese medicine (TCM),it`s still unclear about the dominant diseases and breakthrough points. It`s urgent missions to formulate TCM diagnosis and treatment guidelines widely recognized and integrated by traditional Chinese medicine and Western medicine. In order to clarify the dominant diseases and breakthrough points in rheumatism,China association of Chinese medicine initiated a research group covering experts in the field of rheumatism of traditional Chinese medicine and Western medicine. Based on questionnaire survey and on-site discussion,experts had reached the following consensus. Evidence-based medicine research using modern medical methods and scientific methods should be carried out to provide objective clinical evidences. "Four mutuality" were put forward as the basis for the work of integrated traditional Chinese and Western medicine,that is the mutual communication using the exchangeable context,the mutual explanation using common theories,the mutual certification using common standards,and the mutual integration using common means. Key works should focus on solving refractory rheumatism in the future. In terms of dominant diseases and breakthrough points,this paper introduces 21 breakthrough points in 6 dominant diseases,including rheumatoid arthritis,ankylosing spondylitis,Sjogren's syndrome,hyperuricemia and gout,systemic lupus erythematosus and fibromyalgia syndrome. Advice on this discussion can provide valuable references for developing the treatment scheme of rheumatism with TCM and integrated Chinese and Western medicine and clinical practice and scientific research.
9.NRD assisted Ilizarov technique in the treatment of infected bone and soft tissue defect of tibia.
Hua-Qing YANG ; Yao-Hua ZHANG ; Qiang LI ; Hong-Yue ZHANG ; Dian-Zhao ZHAO ; Qing-Hai HAN ; Yun YANG ; Qi-Chang YANG ; Long QU
China Journal of Orthopaedics and Traumatology 2022;35(10):921-926
OBJECTIVE:
To investigate the clinical effect of NRD assisted Ilizarov technique in the treatment of infected bone and soft tissue defect of tibia.
METHODS:
All 48 patients with infected bone and soft tissue defect of tibia were randomly divided into study group and control group from March 2013 to December 2020. There were 34 males and 14 females, aged from 24 to 55 years old with an average of (40.54±11.64) years old. There were 25 patients in the study group, including 17 males and 8 females, aged from 31 to 55 years old with an average of (41.36±9.69) years old. The study group were treated with NRD assisted with Ilizarov bone transport technique. There were 23 patients in control group, including 17 males and 6 females, aged from 24 to 53 years old with an average of(38.61±8.76) years old. The control group were treated with traditional bone transport technique. The curative rate, recurrence rate, incidence rate of pin track infection, time of using antibiotics, time of wound healing, time of carrying external fixation, time of bone transport, time of bone healing and postoperative function were used to evaluate the therapeutic effect of the two groups.
RESULTS:
The follow-up period was from 12 to 62 months with an average of (33.0±7.2) months. At the final follow-up, there was no significant difference in the curative rate between the two groups (P>0.05). The recurrence rate in the study group was lower than that in the control group(P<0.05). The incidence of pin track infection in the study group was lower than that in the control group (P<0.05). The time of using antibiotics and wound healing in the study group was shorter than that in the control group(P<0.05). There was no significant difference in the time of bone transport and carrying of external fixation between the two groups(P>0.05). There was no significant difference in bone healing and postoperative function between the two groups(P>0.05).
CONCLUSION
NRD assisted Ilizarov technique can achieve satisfactory results in the treatment of infected bone and soft tissue defect of tibia and shorten the treatment period and the time of using antibiotics. It is worthy of development in clinic.
Male
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Female
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Humans
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Young Adult
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Adult
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Middle Aged
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Ilizarov Technique
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Tibia/surgery*
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Tibial Fractures/surgery*
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Wound Healing
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Anti-Bacterial Agents
;
Treatment Outcome
;
Retrospective Studies
;
External Fixators
10.Outcomes at discharge of preterm infants born <34 weeks' gestation.
Ning Xin LUO ; Si Yuan JIANG ; Yun CAO ; Shu Jun LI ; Jun Yan HAN ; Qi ZHOU ; Meng Meng LI ; Jin Zhen GUO ; Hong Yan LIU ; Zu Ming YANG ; Yong JI ; Bao Quan ZHANG ; Zhi Feng HUANG ; Jing YUAN ; Dan Dan PAN ; Jing Yun SHI ; Xue Feng HU ; Su LIN ; Qian ZHAO ; Chang Hong YAN ; Le WANG ; Qiu Fen WEI ; Qing KAN ; Jin Zhi GAO ; Cui Qing LIU ; Shan Yu JIANG ; Xiang Hong LIU ; Hui Qing SUN ; Juan DU ; Li HE
Chinese Journal of Pediatrics 2022;60(8):774-780
Objective: To investigate the incidence and trend of short-term outcomes among preterm infants born <34 weeks' gestation. Methods: A secondary analysis of data from the standardized database established by a multicenter cluster-randomized controlled study "reduction of infection in neonatal intensive care units (NICU) using the evidence-based practice for improving quality (REIN-EPIQ) study". This study was conducted in 25 tertiary NICU. A total of 27 192 infants with gestational age <34 weeks at birth and admitted to NICU within the first 7 days of life from May 2015 to April 2018 were enrolled. Infants with severe congenital malformation were excluded. Descriptive analyses were used to describe the mortality and major morbidities of preterm infants by gestational age groups and different admission year groups. Cochran-Armitage test and Jonckheere-Terpstra test were used to analyze the trend of incidences of mortality and morbidities in 3 study-years. Multiple Logistic regression model was constructed to analyze the differences of outcomes in 3 study-years adjusting for confounders. Results: A total of 27 192 preterm infants were enrolled with gestational age of (31.3±2.0) weeks at birth and weight of (1 617±415) g at birth. Overall, 9.5% (2 594/27 192) of infants were discharged against medical advice, and the overall mortality rate was 10.7% (2 907/27 192). Mortality for infants who received complete care was 4.7% (1 147/24 598), and mortality or any major morbidity was 26.2% (6 452/24 598). The incidences of moderate to severe bronchopulmonary dysplasia, sepsis, severe intraventricular hemorrhage or periventricular leukomalacia, proven necrotizing enterocolitis, and severe retinopathy of prematurity were 16.0% (4 342/27 192), 11.9% (3 225/27 192), 6.8% (1 641/24 206), 3.6% (939/25 762) and 1.5% (214/13 868), respectively. There was a decreasing of the overall mortality (P<0.001) during the 3 years. Also, the incidences for sepsis and severe retinopathy of prematurity both decreased (both P<0.001). However, there were no significant differences in the major morbidity in preterm infants who received complete care during the 3-year study period (P=0.230). After adjusting for confounders, infants admitted during the third study year showed significantly lower risk of overall mortality (adjust OR=0.62, 95%CI 0.55-0.69, P<0.001), mortality or major morbidity, moderate to severe bronchopulmonary dysplasia, sepsis and severe retinopathy of prematurity, compared to those admitted in the first study year (all P<0.05). Conclusions: From 2015 to 2018, the mortality and major morbidities among preterm infants in Chinese NICU decreased, but there is still space for further efforts. Further targeted quality improvement is needed to improve the overall outcome of preterm infants.
Bronchopulmonary Dysplasia/epidemiology*
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Gestational Age
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Humans
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Infant
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Infant Mortality/trends*
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Infant, Newborn
;
Infant, Premature
;
Infant, Premature, Diseases/epidemiology*
;
Patient Discharge
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Retinopathy of Prematurity/epidemiology*
;
Sepsis/epidemiology*


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