Symptoms of post-traumatic stress disorder over time
| Revised impact of events subscales | Six weeks (%) (n=116) | Six months (%) (n=109) | Eighteen months (%) (n=88) |
|---|---|---|---|
| Avoidance symptoms | |||
| Normal/mild (0–1) | 78 (67.2) | 67 (61.5) | 60 (68.2) |
| Moderate (1.01–2.49) | 29 (25.0) | 32 (29.4) | 22 (25.0) |
| Severe (2.5–4.0) | 9 (7.8) | 10 (9.2) | 6 (6.8) |
| Hyperarousal symptoms | |||
| Normal/mild (0–1) | 84 (72.4) | 75 (68.8) | 64 (72.7) |
| Moderate (1.01–2.49) | 25 (21.6) | 28 (25.7) | 12 (13.6) |
| Severe (2.5–4.0) | 7 (6.0) | 6 (5.5) | 12 (13.6) |
| Intrusion symptoms | |||
| Normal/mild (0–1) | 72 (62.1) | 68 (62.4) | 57 (64.8) |
| Moderate (1.01–2.49) | 37 (31.9) | 32 (29.4) | 20 (22.7) |
| Severe (2.5–4.0) | 7 (6.0) | 9 (8.3) | 11 (12.5) |