Observational Study
Copyright ©The Author(s) 2022.
World J Psychiatry. Mar 19, 2022; 12(3): 483-493
Published online Mar 19, 2022. doi: 10.5498/wjp.v12.i3.483
Table 1 General characteristics of study participants
Characteristic
mean ± SD1/median (IQR)2
n (%)
Age13.46 ± 1.951
Mother’s age39.00 ± 5.761
Male sex2359 (49.85)
Ethnicity
Han majority1312 (27.73)
Minorities3420 (72.27)
Grade
Primary school1617 (34.17)
Junior high school2544 (53.76)
Senior high school571 (12.07)
Residence
Urban1581 (33.41)
Rural3151 (66.59)
Childhood maltreatment
Physical abuse (yes)928 (19.61)
Emotional abuse (yes)1269 (26.82)
Sexual abuse (yes)595 (12.57)
Physical neglect (yes)2337 (49.39)
Emotional neglect (yes)3067 (64.81)
Boarding students (yes)2373 (50.14)
Single child (yes) 1061 (22.42)
Living situation
With both parents3272 (69.15)
With single parent618 (13.06)
With others1460 (17.79)
Perceived social support (CASS score)
Parents37 (9)2
Teachers 42 (8)2
Classmates 37 (9)2
Close friends 39 (9)2
Suicide ideation (yes)
1-wk1271 (26.85)
1-yr1656 (34.99)
Lifetime 2639 (55.69)
Depression (PQH ≥ 12)2488 (52.57)
Anxiety (GAD-7 ≥ 9) 2413 (50.99)
Table 2 Multivariate logistic regression results for associated factors of different suicide ideation
Covariates1-wk SI
1-yr SI
Lifetime SI
Multivariate 1
Multivariate 2
Multivariate 1
Multivariate 2
Multivariate 1
Multivariate 2
Sex (Ref: Male): Female1.49 (1.31-1.66)1.36 (1.20-1.55)2.08 (1.75-2.47)1.41 (1.12-1.77)1.70 (1.42-2.03)1.41 (1.12-1.77)
Age: + 1 yr1.01 (0.93-1.10)0.87 (0.79-0.96)0.95 (0.88-1.03)0.87 (0.81-0.95)
Ethnicity (Ref: Han majority): Minorities0.93 (0.76-1.10)1.07 (0.92-1.24)
Grade (Ref: Primary school)
Junior high School1.14 (0.75-1.72)1.17 (0.87-1.57)1.31 (0.99-1.73)1.13 (0.84-1.52)
Senior high school0.83 (0.50-1.38)0.80 (0.49-1.29)1.18 (0.79-1.75)0.74 (0.44-1.25)
Residence (Ref: Urban): Rural 1.19 (1.03-1.37)1.20 (0.99-1.44)0.90 (0.73-1.11)1.39 (1.10-1.76)
Boarding students (Ref: No): Yes0.70 (0.56-0.88)0.72 (0.55-0.92)
Single child (Ref: No): Yes1.03 (0.92-1.16)0.69 (0.54-0.88)
Childhood abuse (Ref: No)
PA: Yes 1.39 (1.17-1.65)1.09 (0.86-1.38)1.32 (1.04-1.68)
EA: Yes 1.99 (1.77-2.26)2.79 (2.19-3.56)2.08 (1.66-2.60)
SA: Yes 1.50 (1.20-1.87)1.07 (0.79-1.43)1.16 (0.85-1.59)
PN: Yes 1.54 (1.33-1.77)1.30 (1.06-1.59)1.25 (1.07-1.47)
EN: Yes 2.28 (1.94-2.67)1.63 (1.36-1.97)1.47 (1.29-1.68)
Perceived social support (CASS)
Parent support (Ref: < 37): ≥ 370.66 (0.55-0.83)0.63 (0.52-0.77)0.63 (0.52-0.77)
Teacher support (Ref : < 42): ≥ 420.94 (0.77-1.12)0.97 (0.82-1.14)0.97 (0.83-1.14)
Classmate support (Ref : < 37): ≥ 370.88 (0.77-1.00)0.91 (0.73-1.14)0.90 (0.72-1.13)
Close friend support (Ref : < 39): ≥ 390.80 (0.69-0.93)0.80 (0.64-1.00)0.80 (0.64-1.00)
Depression (Ref PQH < 12): Yes 1.15 (0.90-1.48)1.35 (1.06-1.72)2.94 (2.15-4.03)1.88 (1.32-2.68)2.12 (1.65-2.73)1.86 (1.31-2.64)
Anxiety (Ref: GAD-7 < 9): Yes 1.75 (1.46-2.08)2.06 (1.72-2.48)1.85 (1.35-2.54)1.98 (1.62-2.43)2.23 (1.84-2.69)1.99 (1.61-2.46)