Objective To investigate the impacting factors on the professional identity of railway young workers and the relationship of the professional identity and subjective well-being.Methods The sample consisting of 5 762 young workers was selected from railway enterprises by stratified and random sampling according to the proportion.Occupational professional identity Scale and Index of Well-being,Index of General Affect Scale were used.The affect of the variable,such as sex,age,working years,educational background and income on professional identity were studied.Moreover,the relationship between professional identity and subjective well-being was reported.Results (1) Professional identity ascended witb the increase of ages,and there was significance between three groups(F=6.667,P＜0.05).(2)Professional identity ascended with the increase of length of service (F=5.147,P＜0.01),but it dropped at the point of 9-12 years.(3) The professional identity of workers with bachelor degree was higher than that with junior college education background.and there was significance between three groups (F=3.538,P＜0.05).(4)The workers who had more than 3 500 RMB monthly salary was regarded on the top in professional identity,while those whose monthly salary were under 2 500 RMB was in the lowest level (F=42.275,P＜0.01).(5)The result of linear regression indicated that the degree of professional identity can forecast the degree of subjective well-being(R =0.534,P＜0.01).Conclusion The professional identity of railway young works was affected by their ages,the length of service,the educational degree and salary,The professional identity can forecast subjective well-being.

Objective To develop and test the reliability and validity of the dual-systems of self-control scale for children (DSSCSC).Methods The scale was developed based on previous studies and the theoretical framework of the dual system.Totally 1493 families from 5 provinces were recruited.Participants were asked to complete the DSSCSC.Item analysis was conducted to identify valid items.Then the construct validity of the scale was tested through exploratory and confirmatory factor analysis(EFA & CFA).Finally the reliability and criterion validity of the scale was examined.Results The scale was consisted of 23 items with 5 factors-planning,impulsivity,distractibility,persistence,and poor delay of gratification.They explained 50.46％ of the total variance.Besides,the CFA resuhs demonstrated a satisfactory construct validity of the scale (RMSEA =0.044,NFI =0.95,NNFI=0.97,CFI=0.97).The scores of DSSCSC and its subscales were significantly correlated with the TSCRS scores.The Cronbach' s α coefficients of the total scale was 0.855,and 5 subscales were 0.813,0.803,0.582,0.608,and 0.620 respectively.Conclusion The DSSCSC with 5 factors has a good reliability and validity,demonstrating it a valid tool to measure the children' s self-control in China.

Objective To explore the current situation of basic psychological needs satisfaction (BPNS) and the relationship between index of well-being and BPNS among young workers in China.Methods The samples consisting of 5972 young workers were selected by stratified and random sampling according to the proportion.The Chinese vision of the Basic Needs Satisfaction in General Scale and the Index of Well-being Scale were used.Results The overall situation of BPNS of young workers (4.36 ± 0.71) was good,satisfied state of relatedness need (SSRN,4.70 ± 1.05) was the highest,satisfied state of autonomy need (SSAN,3.96 ± 1.21) and blocked state of autonomy need (BSAN,4.08 ± 1.17) were lower,blocked state of relatedness need (BSRN,3.20 ± 1.26) was the lowest; education and income had interaction on SSRN (F0.05(6.5948) =4.068,P ＜ 0.01)while there was no difference between gender on all of the dimensions.Pearson correlation analysis showed that all the dimensions of BPNS were significantly related to the index of well-being;and linear regression analysis showed that SSAN,SSRN and BSAN could forecast the index of well-being (adjR2 =0.339),β =0.457,0.186,-0.102 respectively.Conclusion The overall situation of BPNS of young workers is good ; and adjustment of SSAN,SSRN and BSAN could improve the index of well-being of young workers.

ObjectiveTo revise and test the reliability and validity of the Chinese vision of the Basic Needs Satisfaction in General Scale (BNSG-S).MethodsTotally 6366 youth workers from 5 organizations were recruited with stratified sampling method.Participants were asked to complete the Chinese vision of BNSG-S.Item analysis was conducted to identify valid items and revise the scale.Then the construct validity of the revised scale was tested through exploratory and confirmatory factor analysis ( EFA & CFA).The criterion validity was tested with the Index of Well-being Scale.Finally the reliability of the scale was examined.ResultsThe revised scale consists of 15 items with 4 factors- satisfied state of autonomy need,blocked state of autonomy need,satisfied state of relatedness need,blocked state of relatedness need.The four factors explained 63.95％ of the total variance.Besides,the CFA results demonstrated a satisfactory construct validity of the scale ( RMSEA =0.056,NFI =0.97,NNFI =0.96,CFI =0.97).The correlation coefficients between the scale and the Index of Well-being Scale was 0.50 (P＜0.01 ) and each factor was significantly correlated to the Index of Well-being Scale.The Cronbach's α coefficients of the Chinese vision of BNSG-S was 0.76,and those of its 4 factors were 0.80,0.67,0.83and 0.80 respectively.ConclusionThe Chinese vision of BNSG-S with 4 factors has good reliability and validity,demonstrating it a valid tool to measure Chinese basic needs satisfaction.

Objective To develop a father involvement scale and test the reliability and validity.Methods The scale was developed based on previous studies and depth interviews with more than 20 fathers.Totally 1565 families from 3 provinces were recruited.Item analysis was conducted to identify valid items.Then the construct validity of the scale was tested by exploratory and confirmatory factor analysis (EFA & CFA).Finally the reliability and criterion validity of the scale was examined.Results The scale was consisted of 8 factors wihch were involvement attitude,activities and playing,accompany and taking care of children,attentiveness,discipline and school encouragement,economic support,protection,support mother.They explained 59.94％ of the total variance.Besides,the CFA results demonstrated a satisfactory construct validity of the scale (RMSEA =0.05,NFI =0.95,NNFI =0.96,CFI =0.97).The Cronbach(')s α coefficients of the scale was 0.897,and those of its 8 were 0.828,0.788,0.764,0.781,0.671,0.754,0.528 and 0.693 respectively.Conclusion The Father Involvement Scale with 8 factors has a good reliability and validity,demonstrating it a valid tool to measure father involvement in China.

Objective To observe the intervention of acupuncture on guinea pig models of allergic reaction type Ⅳ.Methods Thirty-six albino guinea pigs were randomized into blank control group,model group,and acupuncture group.The guinea pig models of allergic reaction type Ⅳ were established by external application of dinitrochlorobenzene.The acupuncture group received acupuncture on acupoints of Quchi and Xuehai for 10 days.After treatment,the auricular thickness and weight,the number of intradermal inflammatory cells,and the auricular pathological changes in guinea pigs were observed.Results In the model group,the auricular thickness and weight were increased,and the number of intradermal monocytes,lymphocytes,neutrophils,and fibrocytes was also increased(P0.05),and the pathological changes of chronic eczema were relieved.Conclusion Acupuncture exerts an intervention on allergic reaction type Ⅳ.

Objective To explore the improving way to repair the lower one-third of leg soft tissue defect transferred the adjacent flap with non-main vessel pedicle. Methods Analyzing 42 cases.using 4 kinds flaps with nonmain vessel pedicle.If it is fine the skin around soft tissue defect of the lower one-third shank,choosing adjacent adversed sural neurotaneous vascular flap or sapheenous nerve vascular flap.If the skin damaged,chosing gastrocnemius flap.If the soft tissue defect was large,combined adversed sural neurotaneous vascular flap with gastrocnemius flap.Osteomyelitis and peroneus previs musculocutaneous flaps were choosed for small soft tissue defect. Results All case observed 6 to 12 months,37 cases were survived completely,5 cases distal part necrsis partly,among them,2 cases transferred flap repaired;1 case musculocutaneous flap transferred, 2 cases after granulation tissue grown,skin grafted. Conclusion The flap transferred adjacent non-main vessel pedicle is the best way to repaire soft tissue defect of one-third lower leg.Different flap can fit with kinds of soft tissue defect.

Case analysis method,which was a new teaching mode,was proposed for some problems in current traditional teaching mode.The concrete operation content of case analysis method in lemological teaching was described.The results of the survey analysis showed that the teaching effectiveness of the new teaching mode was obviously better than that of traditional teaching mode.

Objective To investigate the lifestyles of internet addiction disorders and explore the relationship between lifestyles and internet addiction among Chinese adolescents.Methods In this cross-sectional stratified cluster sampling study,Demographic Information Questionnaire,Chinese Adolescent Lifestyles Scale (CALS)and Young's Internet Addiction Test were applied.Results (1) Adolescents with internet addiction were 275,accounting for 11.20％.Boys(15.45％) addicted the internet more than girls(7.48％).The prevalence rate of IAD was higher in students from urban(13.55％) than that in students from rural area(9.67％).The ratio of IAD was the highest in junior school students (14.01％),the second in university students (13.84％),the third in senior high school students(9.66％),and the lowest in primary school students(7.67％) (P＜0.01).(2) The internet addicts scored significantly lower on sleep,study habits,physical exercise,interpersonal relationship and coping style,compared to the normal group(P＜0.01).(3) Sleep status,study habits,physical exercise,interpersonal relationship and coping style were negatively correlated with internet addiction (r=-0.193,r=-0.319,r=-0.175,r=-0.225,r=-0.105,P＜0.01).(4)Multiple logistic regression analysis indicated learning habits and interpersonal relationship had negative predictive effects on internet addiction; whereas,the coping style showed a weak positive prediction effect on Internet addiction.Conclusion Internet addict teenagers have poor lifestyles which should be suggested to start the good behavior habit and insist on a healthy lifestyle to prevent the internet addiction disorder.

Objective The simulation of the human mandible injury was carried out by using the finite element simulation technology ,and the biomechanical analysis of simulation results was developed to explore the mechanism of injuries .Methods The Chinese Visible Human digital data were used to establish the three-dimensional element model of mandible injuries ,and the dynam-ic processes of human mandible injuries in different conditions were simulated ,and the biomechanical analysis were carried out by u-sing the Von Mises stress and effective strain .Results The three-dimensional element model of mandible injuries was established , the dynamic damage and fracture of human mandible were simulated successfully ,the mandibular angle and condylar were the predi-lection parts of high-stress ,high-strain and fractures .Conclusion The Von Mises stress and effective strain can be used to predict and judge the bone tissue injuries ,the finite element method can simulate the impact injuries of mandible effectively ,and the simula-ted results can provide guidance and reference for basic research and clinical treatment of oral and maxillofacial injuries .