| Characteristic | Sum | Non PTSD (%) | PTSD (%) | X2 | P | |
| Characteristic of adolescent | ||||||
| Age | Early adolescent | 212 | 160 (75.5) | 52 (24.5) | 18.95 | <0.01 |
|
| Middle adolescent | 360 | 209 (58.1) | 151 (41.9) |
|
|
|
| Late adolescent | 28 | 15 (53.6) | 13 (46.4) |
|
|
| Gender | Boy | 206 | 152 (73.8) | 54 (26.2) | 13.04 | <0.01 |
|
| Girl | 394 | 232 (58.9) | 162 (41.1) |
|
|
| Family status | ||||||
| Parental status | Married/both parent present | 572 | 368 (64.3) | 204 (35.7) | 1.37 | 0.50 |
| Divorce/either one parent present | 23 | 14 (60.9) | 9 (39.1) |
|
| |
| Orphan | 5 | 2 (40) | 3 (60) |
|
| |
| Family income | Low | 176 | 109 (61.9) | 67 (38.1) | 0.49 | 0.78 |
| Middle | 193 | 126 (65.3) | 67 (34.7) |
|
| |
| High | 231 | 149 (64.5) | 82 (38.5) |
|
| |
| Paternal education | ||||||
| Father | High Middle | 89 310 | 58 (65.2) 199 (64.2) | 31 (34.8) 111 (35.8) | 0.12 | 0.94 |
| Low | 201 | 127 (63.2) | 74 (36.0) |
|
| |
| Mother | High | 87 | 52 (59.8) | 35 (40.2) | 0.91 | 0.63 |
| Middle | 317 | 207 (65.3) | 110 (34.7) |
|
| |
| Low | 196 | 125 (63.8) | 71 (36.2) |
|
| |
| Earthquake Trauma | Low High | 362 237 | 241 (66.6) 142 (60.1) | 121 (33.4) 95 (39.9) | 2.62 | 0.11 |
| Coping Strategy | Positive | 280 | 196 (70.0) | 84 (30.0) | 8.10 | <0.01 |
| Negative | 320 | 188 (58.8) | 132 (41.2) |
|
| |
| Self-efficacy | High | 262 | 181 (69.1) | 81 (30.9) | 5.21 | 0.02 |
| Low | 338 | 203 (60.1) | 135 (39.9) |
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