Table 1. Demographic and clinical characteristics of the study participants.
| MDD (n=19) | GAD (n=19) | OCD (n=16) | Statistics | P | |
| Age (y) | 1.534a | 0.225 | |||
| 27.26±7.48 | 33.11±10.09 | 27.25±10.98 | 2.311b | 0.109 | |
| Sex [n(%)] | |||||
| Male | 8 (42.1) | 9(47.4) | 7(43.8) | 0.111c | 0.946 |
| Female | 11(57.9) | 10(52.6) | 9(56.3) | ||
| Marital status [n(%)] | |||||
| Married | 7(36.8) | 12(63.2) | 4(25.0) | 7.187d | 0.070 |
| Never married | 11(57.9) | 6(31.6) | 12(75.0) | ||
| Divorced | 1(5.3) | 1(5.3) | 0(0) | ||
| Widowed | 0(0) | 0(0) | 0(0) | ||
| Educational level [n(%)] | |||||
| < 9 y | 1(5.3) | 0(0) | 2(12.5) | 12.753d | 0.020 |
| 9-12 y | 2(10.5) | 8(42.1) | 2(12.5) | ||
| 12-16 y | 14(73.7) | 7(36.8) | 12(75.0) | ||
| > 16 y | 2(10.5) | 4(21.1) | 0(0) | ||
| Family environment [n(%)] | |||||
| City | 15(78.9) | 14(73.7) | 11(68.8) | 2.394d | 0.847 |
| Countryside | 4(21.1) | 4(26.3) | 4(25.0) | ||
| Others | 0(0) | 0(0) | 1(6.3) | ||
| Onset [n(%)] | |||||
| First | 14(73.7) | 13(68.4) | 11(68.8) | 0.244d | 1.000 |
| Recurrence | 5(26.3) | 6(31.6) | 5(31.3) | ||
| Stressful life events [n(%)] | |||||
| Yes | 17(89.5) | 18(94.7) | 9(56.3) | 8.369d | 0.014 |
| No | 2(10.5) | 1(5.3) | 7(43.8) | ||
| Course of disease [n(%)] | |||||
| ≤1 y | 7(36.8) | 1(5.3) | 5(31.3) | 8.889d | 0.051 |
| 1-10 y | 11(57.9) | 15(78.9) | 7(43.8) | ||
| ≥10 y | 1(5.3) | 3(15.8) | 4(25.0) | ||
| Psychotropic medications history [n(%)] | |||||
| Yes | 4(21.1) | 10(52.6) | 10(52.6) | 6.839c | 0.033 |
| No | 15(78.9) | 9(47.4) | 6(47.4) | ||
| Psychotherapy history [n(%)] | |||||
| Yes | 4(21.1) | 4(21.1) | 4(25.0) | 0.221d | 1.000 |
| No | 15(78.9) | 15(78.9) | 12(75.0) | ||
| Family history [n(%)] | |||||
| Yes | 4(21.1) | 3(15.8) | 6(37.5) | 2.264d | 0.378 |
| No | 15(78.9) | 16(84.2) | 10(62.5) | ||
| Physical illness history [n(%)] | |||||
| Yes | 6(31.6) | 9(47.4) | 1(6.3) | 7.318d | 0.020 |
| No | 13(68.4) | 10(52.6) | 15(93.8) |
a: Levene test; b: F test; c: Pearson Chi-Square test; d: Fisher's exact test. MDD: major depression disorder; GAD: generalized anxiety disorder; OCD: obsessive-compulsive disorder.