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. 2021 Aug 4;21:389. doi: 10.1186/s12888-021-03392-y

Table 1.

Demographic characteristics, implusivity and ACEs between Groups (n = 394)

(n, %) Comparisons
D-NSSI Group BD-NSSI Group Non-NSSI Group χ2 P-value
Participants 135(34.3) 110(27.9) 149(37.8)
Age (years) 67.348 < 0.001
 18 ~ 30 110(81.5) 80(72.7) 55(36.9)
 31 ~ 45 17(12.6) 21(19.1) 61(40.9)
 46 ~ 60 8(5.9) 9(8.2) 33(22.2)
Sex 0.559 0.756
 Male 38(28.1) 33(30.0) 48(32.2)
 Female 97(71.9) 77(70.0) 101(67.8)
Education of patients 1.586 0.811
 Junior school graduate and below 18(13.3) 18(16.4) 17(11.4)
 High school graduate 29(21.5) 21(19.1) 34(22.8)
 University and above 88(65.2) 71(64.5) 98(65.8)
Employments status 25.439 < 0.001
 Employed 40(29.6) 55(50.0) 88(59.1)
 Unemployed 95(70.4) 55(50.0) 61(40.9)
Marital status 60.204 < 0.001
 Single 107(79.3) 79(71.8) 57(38.2)
 Married 22(16.3) 23(20.9) 80(53.7)
 Divorced or widowed 6(4.4) 8(7.3) 12(8.1)
Monthly family income (US dollar) 11.212 0.024
 400 ~ 700 31(23.0) 33(30.0) 55(36.9)
 700 ~ 1000 47(34.8) 24(21.8) 43(28.8)
  > 1000 57(42.2) 53(48.2) 51(34.3)
Residence 1.248 0.536
 Urban 86(63.7) 77(70.0) 96(64.4)
 Rural 49(36.3) 33(30.0) 53(35.6)
Left-behind experience 5.113 0.078
 Yes 39(28.9) 32(29.1) 28(18.8)
 No 96(71.1) 78(70.9) 121(81.2)
Substance abuse experience 8.638 0.013
 Yes 27(20.0) 30(27.3) 19(12.8)
 No 108(80.0) 80(72.7) 130(87.2)
Family type 0.754 0.945
 Nuclear family 72(53.3) 60(54.5) 86(57.7)
 Joint family 25(18.5) 18(16.4) 24(16.1)
 Single family 38(28.2) 32(29.1) 39(26.2)
Family structure 1.205 0.547
 Single child family 68(50.4) 60(54.5) 71(47.7)
 Multiple children family 67(49.6) 50(45.5) 78(52.3)
Education of father 6.071 0.194
 Junior school graduate and below 64(47.4) 44(40.0) 73(49.0)
 High school graduate 21(15.6) 20(18.2) 33(2.2)
 University and above 50(37.0) 46(41.8) 43(28.8)
Education of mother 5.688 0.224
 Junior school graduate and below 61(45.2) 45(40.9) 82(55.0)
 High school graduate 30(22.2) 28(25.5) 28(18.8)
 University and above 44(32.6) 37(33.6) 39(26.2)
Duration of illness (years) 63.705 <0.001
  < 3 108(80.0) 35(31.8) 86(57.7)
 3 ~ 5 16(11.9) 27(24.5) 19(12.7)
 6 ~ 10 5(3.7) 29(26.4) 22(14.8)
  > 10 6(4.4) 19(12.3) 22(14.8)
Times of recurrence 26.002 0.001
 0 45(33.4) 15(13.6) 42(28.2)
 1 ~ 3 64(47.4) 48(43.7) 62(41.6)
 4 ~ 5 13(9.6) 20(18.2) 26(17.5)
  > 5 13(9.6) 27(24.5) 19(12.7)
Impulsivity 12.206 0.002
 Yes 41(30.4) 43(39.1) 29(19.5)
 No 94(69.6) 67(60.9) 120(80.5)
Adverse childhood experiences 26.313 <0.001
 Yes 134(99.3) 107(97.3) 127(85.2)
 No 1(0.7) 3(2.7) 22(14.8)

D-NSSI Group Depression-NSSI Group

BD-NSSI Group Bipolar Disorder-NSSI Group