Objective To explore the childhood abuse impact on clinical and personality characters among anxiety associated depressive patients.Methods A case-control method was taken among 86 anxiety associated depression patients,36 cases with childhood abuse and controlled with 50 cases without childhood abuse.HAMD,HAMA,CECA-Q,MMPI were used to evaluate the participants,and the scores of the results were compared between the two groups.Results For the HAND,the group with CA were significantly higher than the group without CA(t=7.079,P＜0.05).From the point of factor scores,there was not a significant difference between the two groups among the factors such as anxiety somatization,cognitive impairment,and hopelessness.From the point of view of the total scores of HAMA (t=3.108) and spiritual anxiety (t=4.037),somatic anxiety (t=2.742) the CA group was significantly higher than group without CA(P＜0.05).In the patients with CA the psychoticism(P) (t=2.794) and neuroticism (N) (t=3.217) factors were significantly higher than patients without CA (P＜0.05).MMPI evaluation results showed accept ance T points in addition to lie(L),calibration(K),male woman(Mf),light mania(Ma),the CA group were significantly higher than the group without CA(P＜0.05).T points to compare two groups of MMPI additional factor scale,the adaptation to the society (A),emotional intelligence (EQ),decisionmaking ability (DE),CA group were lower than the group without CA,violence (VL),traffic accident (DR) and addiction(SA) with CA group was higher than the group without CA(P＜0.05).The regression analysis showed that the emotional neglect score and HAMD scores were positively related in the relationship of the childhood abuse and depression.Y =3.729+0.887 X(P=0.000).Sexual abuse score and HAND scores were related,regression analysis showed that the Y =9.799 + 0.655 X (P =0.000).Conclusions The clinical patients with CA have more severe symptoms than the patients without CA.Personality is extraversion more emotionally unstable.Their emotional intelligence and decision-making comprehensive ability is low,and violence tendency is obvious.Emotional neglect and sexual abuse have an important impact in the pathogenesis of the disease.

Hospital-acquired conditions (HACs)are key to patient safety.This paper introduced a new classification system of HACs,the CHADx model,and described the principle and method of establishing the model as well as the problems found during its use.The model can provide a basis for studying the problem of incidence,causes and influence factors of hospital acquired conditions,so as to help medical institutions to explore the causes of HACs and to ensure patient safety and improve the quality of health care.

Objective To investigate the application effect of nasal gastrointestinal double lumen catheter tube placement with air insufflation in mechanically ventilated patients with intra-abdominal hypertension.Methods A total of 20 patients with intra-abdominal hypertension were randomly divided into control group and observation group (n=10 in each group).Patients in control group received indwelling nasogastric tube for decompression and indwelling nasal intestine tube by air insufflation for enteral nutrition support .Patients in observation group received the dual lumen gastrointestinal tube for decompression and enteral nutrition support.The time required for catheterization,changes in intra-abdominal pressure before and after air insufflation,catheter success rate at one attempt,pain scores of patients to catheter operation, duration of decompression,enteral nutrition start time and the duration of mechanical ventilation were compared between two groups.Results The time required for catheterization,catheter air insufflation volume in observation group were significantly lower than those in control group (P <0.01);pain scores of patients to catheter operation were significantly lower in observation group than those in control group (P <0.01);There was no significantly difference in once catheter success rate,changes in intra-abdominal pressure before and after catheterization,abdominal high pressure relief time ,enteral feeding start time, and duration of mechanical ventilation between the two groups (P >0.05 ).Conclusions The technique of air insufflation has higher success rate for Indwelling nasal intestine tube in mechanically ventilated patients with intra-abdominal hypertension,and this method is safe and reliable,dual lumen gastrointestinal tube can improve patients'comfort,shorter catheterization time and reduce catheter air insufflation volume.

Objective To explore the clinical curative effect of hollow screw internal fixation for the treatment of distal epiphyseal teenagers tibial fracture.Methods Thirty -nine cases of epiphyseal fractures of the distal tibia were treated in Shanghai Children′s Hospital between February 2005 and September 201 4.This study included 24 boys and 1 5 girls with the average age of 1 3.1 years (ranged 1 0.5 to 1 6.2 years old).Preoperative diagnosis was confirmed by the X -ray films or CT examination.All the cases were closed fractures and manipulative reduction all failed.Surgi-cal reduction was performed when plain radiographs showed the fracture gap of epiphysis board and articular surface were greater than 2 mm or after closed reduction.Under C -arm X -ray machine,ankle axial traction was performed initially.Anatomical reduction underwent according to the bone fracture type.The fractures were fixed with cannulated screws by percutaneous or open approach.Postoperative X -ray or CT confirmed anatomical reduction at articular sur-face and growth plate.All patients had been immobilized with short -leg cast for 4 -6 weeks.The ankle joint function and growth were evaluated by means of American Orthopaedic Foot and Ankle Society(AOFAS)Ankle Hindfoot Scale. Results All patients were followed up for 5 to 91 months with an average duration of 35 months.X -ray films showed that all fractures were bone healing.No uneven articular surface was found and there was no extremity rotation and shorte-ning deformity.Results were evaluated by AOFAS scoring system:excellent in 27 cases,good in 10 cases,and general in 2 cases.All patients were able to participate in the normal physical activities.Conclusions CT with multiplanar recon-struction is a premise to make an accurate diagnosis and to choose a reasonable approach.For failed closed reduction for adolescent distal tibial epiphyseal fractures,the cannulated screws are simple and may have a satisfactory effect.

OBJECTIVETo develop a new technique for assessing the risk of birth defects, which are a major cause of infant mortality and disability in many parts of the world.

METHODSThe region of interest in this study was Heshun County, the county in China with the highest rate of neural tube defects (NTDs). A hybrid particle swarm optimization/ant colony optimization (PSO/ACO) algorithm was used to quantify the probability of NTDs occurring at villages with no births. The hybrid PSO/ACO algorithm is a form of artificial intelligence adapted for hierarchical classification. It is a powerful technique for modeling complex problems involving impacts of causes.

RESULTSThe algorithm was easy to apply, with the accuracy of the results being 69.5%±7.02% at the 95% confidence level.

CONCLUSIONThe proposed method is simple to apply, has acceptable fault tolerance, and greatly enhances the accuracy of calculations.

Algorithms ; Artificial Intelligence ; China ; epidemiology ; Environmental Exposure ; adverse effects ; Humans ; Infant, Newborn ; Models, Biological ; Neural Tube Defects ; epidemiology ; Risk Factors

Objective To investigate the effectiveness of background music in operating room on psychology of patients and medical personnels. Methods A total of 127 patients who would receive selective operation and 65 surgical staff in our hospital were randomly divided into the intervention group and the control group. There were 63 patients and 30 medical personnel in the intervention group, 64 patients and 35 medical personnel in the control group. Routine care was given to all patients, and background music was broadcasted after patients and medical personnels coming into operating room in the intervention group. The blood pressure and heart rate of patients were contrasted, and the anxiety status was evaluated by Self-Rating Anxiety Scales (SAS), Visual Analogue Scale was used to appraise the horror, discomfort and pain between the control group and the intervention group. Results Diastolic pressure and systolic pressure was higher and heart rate was more rapid in the control group than in the intervention group. SAS score of patients and medical personnel was higher in the control group than in the intervention groups, degree of horror, pain and complaint in patients was more apparent in the control group than in the intervention group. Conclusions Background music could release negative emotion and was helpful for stabling the mood of medical personnel and preserving physical and mental health of patients.

Objective To investigate the effect of different doses of protamine neutralizing heparin on perioperation of on-pump coronary artery bypass graftting (CABG).Methods A total of 180 on-pump CABG patients hospitalized from January 2015 to November 2016 were randomly divided into three groups,the protamine group l,protamine group 2 and protamine group 3,60 patients in each group.Heparin (3 mg/kg) was used before extracorporeal circulation.After intracardiac operation was over,protamine was used to neutralize the heparin to adjust the activated clotting time (ACT) in protamine group 1,which was 10％ higher than that of intubation.Meanwhile,protamine group 2 was neutralized to equal to the ACT before intubation,and protamine group 3 was 10％ lower than that before the intubation.The differences of intraoperative and postoperative parameters were compared between the three groups.Results No death was found in the three groups during hospitalization.Comparing with protamine group 1 and protamine group 2,the time of operation,the ACT before the leaving operation room,the ACT of the first hour after returning to ICU,the amount of bleeding during operation,the time of closing and the amount of red blood for transfusion were decreased in protamine group 3 (P ＞ 0.05).The total amount of protamine for neutralizing and the ratio of protamine and heparin were significantly increased in protamine group 3 (P ＜ 0.05).The heart dysfunction after operation,perioperative myocardial infarction,pulmonary edema,pulmonary infection,renal dysfunction,poor wound healing,neurological complications,and time of in hospital stay showed no significant differences between three groups (P＞0.05).Conclusion ACT below 10％ of preoperation is safe,after neutralization of heparin by protamine,which can obviously reduce the bleeding,the time of sternal closure and the amount of red blood cell transfusion,showing a positive clinical significance.

Nanomedicine is one of the most promising fields in biomedicine. Inorganic nanomaterials stand out among many nanomaterials due to their excellent physicochemical properties, stable chemical properties and high biocompatibility. As an inorganic nanomaterial, bismuth-based nanomaterials have the advantages of adjustable band gap, low toxicity, easy functionalization, large X-ray attenuation coefficient, high photothermal conversion efficiency and long cycle half-life, so they have good promising application in cancer diagnosis and treatment. This review summarizes the recent research progress of bismuth-based nanomaterials in tumor diagnosis, treatment and biosafety, which provides a theoretical basis for the design and exploitation of a new generation of bismuth-based nanomedicine systems.

Objective: To establish a method for the determination of furans in tea by headspace-gas chromatographic mass spectrometry. Methods: The 20% sodium chloride solution and isotope internal standards were added to the crushed and weighed tea sample. Furan, 2-methylfuran, 3-methylfuran, 2,5-dimethylfuran were separated by HP-PLOT Q capillary column and then determined by gas chromatography mass spectrometry with electron impact ionization mode. Results: In the range of 5-400 ng, good linear relationships were observed in the four furan compounds, with the correlation coefficients ranging from 0.999 2 to 0.999 6. The detection limits ranged from 0.2 to 1.9 μg/kg, the quantification limit ranged from 0.4 to 3.1 μg/kg. The recovery rates of furans ranged from 95.4% to 128.2% when spiked at 5.0, 20.0 and 100.0 μg/kg, and the relative standard deviations ranged from 0.8% to 11.3%. Eighty-one tea samples were determined, the concentration of four furan compounds was highest in black tea, followed by dark tea, oolong tea, green tea and scented tea. Conclusion Headspace-gas chromatography-mass spectrometry can reduce the matrix interference of tea, and meet the requirements in the linear range, recovery and precision, which is suitable for simultaneous determination of four furan compounds in tea.

Objective To investigate the prevalence,clinical classification,treatment and prognosis of neonatal hyperphenylalaninemia(HPA) in Xuzhou area,China.Methods Infants born between July 1,2003 and July 1,2015 in Xuzhou area were investigated.Heel blood samples of neonates were collected at 72 hours after birth,and the concentration of blood phenylalanine(Phe) was determined by fluorescent quantitative method in Xuzhou Maternity and Child Health Care Station Neonatal Disease Screening Center.Differential diagnosis was performed in all 265 cases diagnosed as HPA by urinary pterin analysis and dihydropteridine reductase activity determination.The blood Phe concentration and mental development were followed up regularly in infants with HPA.Mutations of phenylalanine hydroxylase (PAH) gene were analyzed by gene sequencing.The relationship between blood Phe concentration and mental development was analyzed by Bivariate correlation analysis.Results (1) The prevalence of HPA in neonates in Xuzhou was 1/4 635.Among the 265 confirmed HPA cases,260 cases(98.11％) had PAH deficiency,including 90(33.96％) classical phenylketonuria(PKU),84(31.70％) mild PKU and 86(32.45％) mild HPA.The other five patients(1.89％) diagnosed with tetrahydrobiopterin (BH4) deficiency all had 6-pyruvoyl tetrahydropteim synthase(PTPS) deficiency.(2) Among the 265 HPA cases,26 cases refused any treatment,including five cases of PTPS deficiency and 21 cases of PKU.Of the five patients with PTPS deficiency,two died and the other three had normal mental and physical development.Twenty-one PKU patients who refused treatment had mental retardation of various degrees.Among 153 PKU patients who received medical treatment,three died and 12 were lost to follow-up.(3) For 138 PKU patients who received dietary treatment and follow-up,the ages at the last visit were two months to 12 years,116 of them had normal mental development,the remaining 22 patients had mental retardation,and a negative correlation was observed between mental development and the average Phe concentration.(4) Thirty-five patients with PAH deficiency underwent gene sequencing,and 22 kinds of mutations of PAH gene were detected.Conclusions The prevalence of HPA in Xuzhou area is higher than the average national level.With early diagnosis and standard treatment,most of PKU neonates can have normal mental development.Phe level control is an important factor for mental development.