[Study on the factors influencing suicidal ideation among medical students in Beijing].
OBJECTIVE
To evaluate the effects of personality-related health risk factors on suicidal ideation among medical students.


METHODS
1204 medical students at first grade were selected in Beijing, using random cluster sampling method. Data were obtained through health risk behaviors questionnaire, personality diagnostic questionnaire-4 (PDQ-4) and were analyzed by logistic regression method.


RESULTS
There were 12 risk factors selected from single factor analysis, including physical fight, physical abuse, physically forced to have sexual intercourse, sexual risk behaviors, tobacco and alcohol use behaviors, loneliness, bad mood, insomnia, feeling hopeless, higher PDQ-4 score and internet abuse behaviors. Data from Unconditional logistic regression showed that the main risk factors of suicide ideation were insomnia (OR = 4.98), physical abuse (OR = 4.43), sexual risk behaviors (OR = 2.63), bad mood (OR = 2.32), feeling hopeless (OR = 1.98), higher PDQ-4 score (OR = 1.09) in male students; while fighting (OR = 7.10), loneliness (OR = 4.42), physically forced to have sexual intercourse (OR = 4.19), internet abuse behaviors( OR = 1.39) in female students.


CONCLUSIONS
Suicidal ideation was associated with various factors, with significant gender difference.
Liu
Bao-Hua
BH
Department of Social Medicine and Health Education, School of Public Health, Peking University, Beijing 100083, China.
Huang
Yue-Qin
YQ
Niu
Wen-Yi
WY
Lv
Zi-Zhi
ZZ
Yue
Chuan
C
Wang
Pei-Yu
PY
D000293:Adolescent; D000328:Adult; D002681:China; D005260:Female; D006801:Humans; D008297:Male; D012307:Risk Factors; D013337:Students, Medical / Q000523:psychology*; D013405:Suicide / Q000523:psychology*; D055815:Young Adult