1.Trends in case fatality of hemorrhagic stroke and ischemic stroke in China, 2015-2019
Xiaorong CHEN ; Jing WU ; Lei HOU ; Xiaoning CAI ; Zheng LONG ; Liuxia YAN ; Limin WANG
Chinese Journal of Epidemiology 2025;46(8):1354-1359
Objective:To present the epidemiological characteristics of ≤28 days case fatality in both hemorrhagic stroke (HS) and ischemic stroke (IS) patients in national cardiovascular disease surveillance areas from 2015 to 2019.Methods:Data on all new patients with stroke and ≤28 days outcomes from 2015 to 2019 were from the China Registry of Cardiovascular Events, which was established in 2014, covering 100 counties (cities, districts) in 31 provinces in China. Poisson regression was used to analyze the annual trend of ≤28 days case fatality. The age-standardized case fatality was directly calculated based on all new stroke onset.Results:In total, 112 069 deaths in HS patients ≤28 days after the onset, as well as 94 373 in IS patients, were identified during the study period. In 2019, the ≤28 days case fatality rate in HS patients was 4.75 times that of IS patients (37.08% vs. 7.80%), as well as that 4.06 times in urban areas (30.13% vs. 7.43%) and 5.30 times in rural areas (42.63% vs. 8.05%), respectively. Thus, in rural areas, HS patients showed 41.49% higher ≤28 days case fatality rate than that in urban areas, as well as 8.34% higher in IS patients. Those ≤28 days case fatality in both stroke subtypes onset increased with age and reached the highest level in those aged 85 years and over. During the study period, HS and IS patients in each age group displayed significant decrease trend in ≤28 days case fatality rate (trend P<0.001). Compared with that in 2015, the age-standardized ≤28 days case-fatality in HS patients in 2019 decreased by 28.52%, which was more in urban areas (-34.27%) than that in rural areas (-23.19%). Meanwhile, IS patients experienced a 39.90% reduction in ≤28 days case fatality, which was much lower in urban areas (-31.62%) than in rural areas (-45.10%, all trend P<0.001). Conclusions:From 2015 to 2019, ≤28 days case fatality in both HS and IS patients decreased in China. Wide variations of ≤28 days case-fatality were evident in the level and trend in stroke subtype, age of patients, as well as urban and rural areas. More precise and comprehensive strategies for stroke prevention, treatment, and post-stroke management are urgently required in China.
2.Analysis of the incidence and mortality characteristics of ischemic and hemorrhagic stroke among Chinese residents from 2015 to 2019
Xiaorong CHEN ; Liuxia YAN ; Zheng LONG ; Lei HOU ; Xiaoning CAI ; Limin WANG ; Jing WU
Chinese Journal of Preventive Medicine 2025;59(2):202-208
Objective:To analyze the characteristics and changes in incidence and mortality of ischemic and hemorrhagic stroke among Chinese residents from 2015 to 2019.Methods:The incidence and mortality data of ischemic and hemorrhagic stroke from 2015 to 2019 were collected from the China Registry of Cardiovascular Events (China RACE), which was established in 2014 and covered 100 counties (cities and districts) in 31 provinces in China. The age-standardized incidence rate (ASIR) was calculated using the Seventh National Census data as the standard population. The ratio of the incidence rate of ischemic stroke to hemorrhagic stroke was calculated. The subtype-specific mortality-to-incidence ratio (M/I) was calculated by the ratio of the number of deaths to the reported incidence cases. The relative ratio (RR) of M/I for ischemic to hemorrhagic stroke was calculated. The Joinpoint model was used to analyze the annual percentage change (APC) and trend of the incidence rate of stroke.Results:From 2015 to 2019, a total of 1 354 614 new stroke cases were reported, including 1 077 244 (79.52%) ischemic stroke and 277 370 (20.48%) hemorrhagic stroke cases, respectively. A total of 248 620 stroke deaths were reported, including 119 819 (48.19%) ischemic stroke deaths and 128 801 (51.81%) hemorrhagic stroke deaths. The incidence ratio of ischemic/hemorrhagic stroke from 2015 to 2019 was 3.50∶1, 3.76∶1, 3.63∶1, 4.23∶1, and 4.35∶1, respectively. From 2015 to 2019, there was no statistically significant annual trend of ASIR of ischemic stroke in overall, urban and rural areas and males ( Ptrend>0.05), while there was a downward trend in females (APC=-1.02%, Ptrend=0.042). The incidence of hemorrhagic stroke in the whole population, rural areas, males and females showed a downward trend ( Ptrend<0.05). Patients aged 45-49 years had an upward trend in the incidence rate of ischemic stroke (APC=3.82%, Ptrend=0.011), while those aged 70-74 years (APC=-7.37%, Ptrend=0.034), 80-84 years (APC=-9.75%, Ptrend=0.001) and 85 years and over (APC=-11.22%, Ptrend=0.017) presented a downward trend in the incidence of hemorrhagic stroke. During the period, the overall relative ratio of M/I (RR) for ischemic to hemorrhagic stroke was 4.2∶1, which was lower in urban than in rural areas (3.8 vs. 4.3). The largest gap between urban and rural areas was in the 55-59 age group (6.8 vs. 9.3). Conclusion:The incidence and mortality of ischemic and hemorrhagic stroke among Chinese residents are severe from 2015 to 2019, and there are regional and population differences.
3.Quality Control and Analysis of Treatment for Hospitalized Cancer Patients:Interview and Medical Records Study from Nine Hospitals in Beijing
Liting LU ; Yanping ZHOU ; Xiang WANG ; Xiaoyuan LI ; Xiaorong HOU ; Lidong ZHU ; Xiaohong XU ; Guibin SUN ; Ziyuan WANG ; Jieshi ZHANG ; Lin ZHAO ; Yi BA
Medical Journal of Peking Union Medical College Hospital 2025;16(2):399-405
Objective To analyze the current quality of treatment for hospitalized cancer patients in Bei-jing,identify major issues in treatment practices,and propose improvements.Methods Nine hospitals in Beijing were selected for examination.Expert on-site interviews and medical record sampling were conducted.The"Bei-jing Cancer Diagnosis and Treatment Quality Control Checklist"was used to assess the hardware,management,anti-cancer drug therapy,radiation therapy,and surgical treatment during cancer treatment at these hospitals from January to October 2023.The relevant problems were analyzed.Results Among the nine hospitals,two(22.2%)were equipped with laminar flow rooms,and three(33.3%)had intravenous drug preparation centers.In terms of institutional management,seven hospitals(77.8%)had standardized anti-cancer drug prescription authority management,eight(88.9%)had complete emergency plans,and five(55.6%)had oncology specialist pharmacists.Regarding anti-cancer drug therapy,the areas with higher completion rates included pathology diag-nosis support(97.6%),routine pre-treatment examinations(96.3%),adverse reaction evaluation(92.7%),discharge summaries(95.1%),and admission records(91.5%).However,the accuracy of tumor staging before treatment(70.7%)and the evaluation of therapeutic efficacy after drug treatment(76.9%)needed improvement.The oncology specialty significantly outperformed the non-oncology specialty in terms of the accuracy rate of TNM staging(86.0%vs.46.9%,P<0.001),the completeness of informed consent forms(100%vs.68.8%,P<0.001),the completeness of drug indication evaluation(96.0%vs.78.1%,P=0.025),the completeness of admission medical history records(98.0%vs.81.3%,P=0.008),the rationality of drug dosage(96.0%vs.75.0%,P=0.005),the rationality of drug infusion time(100%vs.62.5%,P<0.001),and the rationality of the order of drug infusion(100%vs.87.5%,P=0.010).Although the quality of radiation therapy was high,the subsequent evaluation of therapeutic efficacy(39.3%)requires enhancement.In surgical treatment,the preoper-ative pathology diagnosis support rate(78.1%)and the accuracy of tumor staging(37.5%)were relatively low,indicating issues with incomplete preoperative evaluation and the absence of multidisciplinary discussions.Conclusions There remains significant room for improvement in the quality of cancer treatment in China.It is recommended to standardize tumor staging assessment processes,strengthen entry assessments for non-oncology departments,promote the implementation of multidisciplinary treatment models,and establish a multi-department collaborative management model.Continuous monitoring of cancer diagnosis and treatment quality indicators is es-sential to promote ongoing improvements in cancer treatment quality.
4.Impact of lymphovascular space invasion on prognosis and adjuvant therapy in early-stage endometrial carcinoma
Zihan YAN ; Yunlong SHENG ; Xiaorong HOU ; Ke HU ; Fuquan ZHANG
Chinese Journal of Radiation Oncology 2025;34(5):502-507
Endometrial carcinoma (EC) is one of the most common gynecologic malignancies, with the majority of patients diagnosed at an early stage. Surgery is the primary treatment modality, and postoperative risk stratification plays a key role in guiding adjuvant therapy decisions. Lymphovascular space invasion (LVSI) is an important pathological feature that affects the prognosis of patients and serves as one of the key factors in risk stratification. This review summarizes the prognostic significance of LVSI in patients with early-stage EC and its impact on the selection of adjuvant therapies, aiming to provide new insights for exploring precise and individualized diagnosis and treatment.
5.Interpretation of the 2025 American Thyroid Association Management Guidelines for Adult Patients with Differentiated Thyroid Cancer:progress in external beam radiotherapy(EBRT)for differentiated thyroid cancer
China Oncology 2025;35(10):941-945
External beam radiotherapy(EBRT)is one of the important treatment methods for head and neck malignant tumors.However,EBRT in differentiated thyroid cancer(DTC)has remained controversial for decades.In 2025,the American Thyroid Association(ATA)updated its clinical practice guidelines for the management of DTC in adults,which is known as the 2025 American Thyroid Association Management Guidelines for Adult Patients with Differentiated Thyroid Cancer(abbreviation ATA guideline).In recent years,various emerging radiotherapy techniques,such as intensity modulated radiotherapy(IMRT)and stereotactic body radiotherapy(SBRT),have been applied in DTC and have achieved positive results.Compared with the 2015 ATA guideline,the revised guidelines adopt a more permissive perspective on EBRT,underscoring the importance of modern radiotherapy techniques and individualized indications.Notably,the recommendations now include the use of EBRT in the management of oligometastatic disease or SBRT.This article compared the2025 ATA guideline with 2015 ATA guideline,then provides a systematic interpretation of the section on EBRT,aiming to provide evidence-based foundation for clinical practice.
6.Trends in case fatality of hemorrhagic stroke and ischemic stroke in China, 2015-2019
Xiaorong CHEN ; Jing WU ; Lei HOU ; Xiaoning CAI ; Zheng LONG ; Liuxia YAN ; Limin WANG
Chinese Journal of Epidemiology 2025;46(8):1354-1359
Objective:To present the epidemiological characteristics of ≤28 days case fatality in both hemorrhagic stroke (HS) and ischemic stroke (IS) patients in national cardiovascular disease surveillance areas from 2015 to 2019.Methods:Data on all new patients with stroke and ≤28 days outcomes from 2015 to 2019 were from the China Registry of Cardiovascular Events, which was established in 2014, covering 100 counties (cities, districts) in 31 provinces in China. Poisson regression was used to analyze the annual trend of ≤28 days case fatality. The age-standardized case fatality was directly calculated based on all new stroke onset.Results:In total, 112 069 deaths in HS patients ≤28 days after the onset, as well as 94 373 in IS patients, were identified during the study period. In 2019, the ≤28 days case fatality rate in HS patients was 4.75 times that of IS patients (37.08% vs. 7.80%), as well as that 4.06 times in urban areas (30.13% vs. 7.43%) and 5.30 times in rural areas (42.63% vs. 8.05%), respectively. Thus, in rural areas, HS patients showed 41.49% higher ≤28 days case fatality rate than that in urban areas, as well as 8.34% higher in IS patients. Those ≤28 days case fatality in both stroke subtypes onset increased with age and reached the highest level in those aged 85 years and over. During the study period, HS and IS patients in each age group displayed significant decrease trend in ≤28 days case fatality rate (trend P<0.001). Compared with that in 2015, the age-standardized ≤28 days case-fatality in HS patients in 2019 decreased by 28.52%, which was more in urban areas (-34.27%) than that in rural areas (-23.19%). Meanwhile, IS patients experienced a 39.90% reduction in ≤28 days case fatality, which was much lower in urban areas (-31.62%) than in rural areas (-45.10%, all trend P<0.001). Conclusions:From 2015 to 2019, ≤28 days case fatality in both HS and IS patients decreased in China. Wide variations of ≤28 days case-fatality were evident in the level and trend in stroke subtype, age of patients, as well as urban and rural areas. More precise and comprehensive strategies for stroke prevention, treatment, and post-stroke management are urgently required in China.
7.Analysis of the incidence and mortality characteristics of ischemic and hemorrhagic stroke among Chinese residents from 2015 to 2019
Xiaorong CHEN ; Liuxia YAN ; Zheng LONG ; Lei HOU ; Xiaoning CAI ; Limin WANG ; Jing WU
Chinese Journal of Preventive Medicine 2025;59(2):202-208
Objective:To analyze the characteristics and changes in incidence and mortality of ischemic and hemorrhagic stroke among Chinese residents from 2015 to 2019.Methods:The incidence and mortality data of ischemic and hemorrhagic stroke from 2015 to 2019 were collected from the China Registry of Cardiovascular Events (China RACE), which was established in 2014 and covered 100 counties (cities and districts) in 31 provinces in China. The age-standardized incidence rate (ASIR) was calculated using the Seventh National Census data as the standard population. The ratio of the incidence rate of ischemic stroke to hemorrhagic stroke was calculated. The subtype-specific mortality-to-incidence ratio (M/I) was calculated by the ratio of the number of deaths to the reported incidence cases. The relative ratio (RR) of M/I for ischemic to hemorrhagic stroke was calculated. The Joinpoint model was used to analyze the annual percentage change (APC) and trend of the incidence rate of stroke.Results:From 2015 to 2019, a total of 1 354 614 new stroke cases were reported, including 1 077 244 (79.52%) ischemic stroke and 277 370 (20.48%) hemorrhagic stroke cases, respectively. A total of 248 620 stroke deaths were reported, including 119 819 (48.19%) ischemic stroke deaths and 128 801 (51.81%) hemorrhagic stroke deaths. The incidence ratio of ischemic/hemorrhagic stroke from 2015 to 2019 was 3.50∶1, 3.76∶1, 3.63∶1, 4.23∶1, and 4.35∶1, respectively. From 2015 to 2019, there was no statistically significant annual trend of ASIR of ischemic stroke in overall, urban and rural areas and males ( Ptrend>0.05), while there was a downward trend in females (APC=-1.02%, Ptrend=0.042). The incidence of hemorrhagic stroke in the whole population, rural areas, males and females showed a downward trend ( Ptrend<0.05). Patients aged 45-49 years had an upward trend in the incidence rate of ischemic stroke (APC=3.82%, Ptrend=0.011), while those aged 70-74 years (APC=-7.37%, Ptrend=0.034), 80-84 years (APC=-9.75%, Ptrend=0.001) and 85 years and over (APC=-11.22%, Ptrend=0.017) presented a downward trend in the incidence of hemorrhagic stroke. During the period, the overall relative ratio of M/I (RR) for ischemic to hemorrhagic stroke was 4.2∶1, which was lower in urban than in rural areas (3.8 vs. 4.3). The largest gap between urban and rural areas was in the 55-59 age group (6.8 vs. 9.3). Conclusion:The incidence and mortality of ischemic and hemorrhagic stroke among Chinese residents are severe from 2015 to 2019, and there are regional and population differences.
8.Interpretation of the 2025 American Thyroid Association Management Guidelines for Adult Patients with Differentiated Thyroid Cancer:progress in external beam radiotherapy(EBRT)for differentiated thyroid cancer
China Oncology 2025;35(10):941-945
External beam radiotherapy(EBRT)is one of the important treatment methods for head and neck malignant tumors.However,EBRT in differentiated thyroid cancer(DTC)has remained controversial for decades.In 2025,the American Thyroid Association(ATA)updated its clinical practice guidelines for the management of DTC in adults,which is known as the 2025 American Thyroid Association Management Guidelines for Adult Patients with Differentiated Thyroid Cancer(abbreviation ATA guideline).In recent years,various emerging radiotherapy techniques,such as intensity modulated radiotherapy(IMRT)and stereotactic body radiotherapy(SBRT),have been applied in DTC and have achieved positive results.Compared with the 2015 ATA guideline,the revised guidelines adopt a more permissive perspective on EBRT,underscoring the importance of modern radiotherapy techniques and individualized indications.Notably,the recommendations now include the use of EBRT in the management of oligometastatic disease or SBRT.This article compared the2025 ATA guideline with 2015 ATA guideline,then provides a systematic interpretation of the section on EBRT,aiming to provide evidence-based foundation for clinical practice.
9.Impact of lymphovascular space invasion on prognosis and adjuvant therapy in early-stage endometrial carcinoma
Zihan YAN ; Yunlong SHENG ; Xiaorong HOU ; Ke HU ; Fuquan ZHANG
Chinese Journal of Radiation Oncology 2025;34(5):502-507
Endometrial carcinoma (EC) is one of the most common gynecologic malignancies, with the majority of patients diagnosed at an early stage. Surgery is the primary treatment modality, and postoperative risk stratification plays a key role in guiding adjuvant therapy decisions. Lymphovascular space invasion (LVSI) is an important pathological feature that affects the prognosis of patients and serves as one of the key factors in risk stratification. This review summarizes the prognostic significance of LVSI in patients with early-stage EC and its impact on the selection of adjuvant therapies, aiming to provide new insights for exploring precise and individualized diagnosis and treatment.
10.Quality Control and Analysis of Treatment for Hospitalized Cancer Patients: Interview and Medical Records Study from Nine Hospitals in Beijing
Liting LU ; Yanping ZHOU ; Xiang WANG ; Xiaoyuan LI ; Xiaorong HOU ; Lidong ZHU ; Xiaohong XU ; Guibin SUN ; Ziyuan WANG ; Jieshi ZHANG ; Lin ZHAO ; Yi BA
Medical Journal of Peking Union Medical College Hospital 2024;16(2):399-405
To analyze the current quality of treatment for hospitalized cancer patients in Beijing, identify major issues in treatment practices, and propose improvements. Nine hospitals in Beijing were selected for examination. Expert on-site interviews and medical record sampling were conducted. The "Beijing Cancer Diagnosis and Treatment Quality Control Checklist" was used to assess the hardware, management, anti-cancer drug therapy, radiation therapy, and surgical treatment during cancer treatment at these hospitals from January to October 2023. The relevant problems were analyzed. Among the nine hospitals, two (22.2%) were equipped with laminar flow rooms, and three (33.3%) had intravenous drug preparation centers. In terms of institutional management, seven hospitals (77.8%) had standardized anti-cancer drug prescription authority management, eight (88.9%) had complete emergency plans, and five (55.6%) had oncology specialist pharmacists. Regarding anti-cancer drug therapy, the areas with higher completion rates included pathology diagnosis support (97.6%), routine pre-treatment examinations (96.3%), adverse reaction evaluation(92.7%), discharge summaries (95.1%), and admission records (91.5%). However, the accuracy of tumor staging before treatment (70.7%) and the evaluation of therapeutic efficacy after drug treatment (76.9%) needed improvement. The oncology specialty significantly outperformed the non-oncology specialty in terms of the accuracy rate of TNM staging (86.0% There remains significant room for improvement in the quality of cancer treatment in China. It is recommended to standardize tumor staging assessment processes, strengthen entry assessments for non-oncology departments, promote the implementation of multidisciplinary treatment models, and establish a multi-department collaborative management model.Continuous monitoring of cancer diagnosis and treatment quality indicators is essential to promote ongoing improvements in cancer treatment quality.

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