From: Evaluation of childhood traumatic experience as a risk factor for alcohol use disorder in adulthood
 | Infant exposure group | Prenatal exposure group | No exposure group | Test value | P | |
---|---|---|---|---|---|---|
N | Â | 374 | 399 | 552 | Â | Â |
Gender (%) | Male | 317(84.8) | 348(87.2) | 475(86.1) | 0.786 | 0.675 |
Female | 57(15.2) | 51(12.8) | 77(13.9) | Â | Â | |
Age (year) |  | 39.5 ± 0.6 | 38.5 ± 0.8 | 37.5 ± 0.9 | 931.979 | <0.001 |
Education (%) | Illiterate and primary school | 9(2.4) | 8(2.0) | 6(1.1) | 12.597 | 0.05 |
Junior high school | 70(18.7) | 64(16.0) | 73(13.2) | Â | Â | |
High school / secondary school | 197(52.7) | 221(55.4) | 289(52.4) | Â | Â | |
College and above | 98(26.2) | 106(26.6) | 184(33.3) | Â | Â | |
Marital status (%) | Unmarried | 4(1.1) | 7(1.8) | 3(0.5) | 2.976 | 0.812 |
Married | 351(93.9) | 378(94.7) | 518(93.8) | Â | Â | |
Divorced | 16(4.3) | 17(4.3) | 29(5.3) | Â | Â | |
Widowed | 3(0.8) | 1(0.3) | 2(0.4) | Â | Â | |
Average household income (%) | ≤1000 RMB | 7(1.9) | 15(3.8) | 17(3.1) | 7.397 | 0.494 |
1001–2000 RMB | 98(26.2) | 97(24.3) | 138(25.0) |  |  | |
2001-5000RMB | 247(66.0) | 251(62.9) | 347(62.9) | Â | Â | |
5001–10,000 RMB | 22(5.9) | 34(8.5) | 48(8.7) |  |  | |
>10,000 RMB | 0 | 2(0.5) | 2(0.4) | Â | Â | |
Smoke (%) | smoker | 182(48.7) | 195(48.9) | 280(50.7) | 2.088 | 0.719 |
ex-smoker | 31(8.3) | 34(8.5) | 55(10.0) | Â | Â | |
Non-smoker | 161(43.0) | 170(42.6) | 217(39.3) | Â | Â | |
N | Â | 374 | 399 | 552 | Â | Â |
Mother’s age at birth | 27.2 ± 4.3 | 27.4 ± 4.9 | 27.7 ± 4.5 | 4.211 | 0.122 | |
Parity (%) | First born | 196(52.4) | 208(52.1) | 269(48.7) | 1.226 | 0.874 |
Second child | 99(26.5) | 110(27.6) | 133(24.1) | Â | Â | |
Other | 79(21.1) | 81(20.3) | 120(21.7) | Â | Â | |
Birth weight (g) | 3203.6 ± 571.5 | 3195.4 ± 593.8 | 3187.6 ± 570.9 | 0.066 | 0.936 | |
Alcohol dependence family history (%) | 10(2.7) | 9(2.3) | 14(2.5) | 0.147 | 0.929 |