Appendix 4.
Comparison of Workers with and without Depression, PTS Symptoms
| Variable | Depression (N = 6,215) |
PTS (N = 6,366) |
||||
|---|---|---|---|---|---|---|
| Yes | No | p-value | Yes | No | p-value | |
| Female sex (%) | 24·0 | 18·4 | 0·0001 | 20·1 | 19·6 | 0·8143 |
| Age 60 or more (%) | 4·9 | 11·2 | 0·0001 | 6·3 | 10·4 | 0·0118 |
| Age: Mean (SD) | 42·6 (11·2) | 42·8 (13·1) | 0·5317 | 43·5 (11·5) | 42·8 (12·9) | 0·2602 |
| African American (%) | 39·0 | 36·8 | 0·1711 | 46·4 | 36·3 | 0·0001 |
| Household Income (%) | ||||||
| <= $20,000 | 48·8 | 38·9 | 0·0001 | 48·0 | 40·1 | 0·0003 |
| $20,001 – $50,000 | 35·0 | 34·1 | 35·1 | 34·5 | ||
| >$50,000 | 16·2 | 26·9 | 16·9 | 25·5 | ||
| Unemployed (%) | 62·5 | 40·8 | 0·0001 | 63·1 | 43·6 | 0·0001 |
| Divorced/Separated/Widowed (%) | 29·7 | 22·3 | 0·0001 | 29·3 | 23·2 | 0·0066 |
| Financial worries (%) | 76·3 | 49·9 | 0·0001 | 78·9 | 53·2 | 0·0001 |
| Pre-existing Mental Health Condition (%) | 30·6 | 14·8 | 0·0001 | 25·3 | 17·1 | 0·0001 |
| Displaced by Hurricane Isaac or Katrina (%) | 25·9 | 21·7 | 0·0026 | 35·4 | 21·7 | 0·0001 |
| Other oil industry experience (%) | 18·3 | 16·2 | 0·09 | 22·4 | 16·4 | 0·0023 |