DSM-III-R Symptoms Occurring within Last Month Criteria | Male Vietnam Theater Veterans (N = 2,483) | Male Vietnam Era Controls (N = 1,976) | |||
---|---|---|---|---|---|
 |  | Prev (%) | 95% CI | Prev (%) | 95% CI |
B | Recurrent thoughts or dreams | 7.6 | 6.6–8.6 | 0.1 | 0.0–0.3 |
 | Felt as if event recurring | 1.9 | 1.4–2.4 | 0.0 | NA |
 | Symptoms get worse in situations that remind | 3.9 | 3.1–4.7 | 0.1 | 0.0–0.3 |
C | Lost ability to care/Lost interest in activities | 5.1 | 4.2–6.0 | 0.1 | 0.0–0.3 |
 | Avoids situations that remind | 7.9 | 6.8–9.0 | 0.2 | 0.0–0.4 |
 | Ashamed of being alive | 1.9 | 1.4–2.4 | 0.1 | 0.0–0.3 |
D | Jumpy or easily startled | 10.6 | 9.4–11.8 | 0.3 | 0.0–0.6 |
 | Trouble Sleeping | 7.4 | 6.4–8.4 | 0.2 | 0.0–0.4 |
 | Forgetful or trouble concentrating | 5.2 | 4.3–6.1 | 0.1 | 0.0–0.3 |