Table 1.
Participant job title categories (n).
| Occupation | WTC | Control |
|---|---|---|
| Office/Indoor | 24 | 17 |
| Attorney | 1 | 1 |
| Banker | 1 | 1 |
| Chef | 1 | 1 |
| Correction officer | 2 | 2 |
| Customer service | 3 | 1 |
| Network designer | 1 | 1 |
| Salesperson | 4 | 2 |
| Security | 2 | 2 |
| Teacher | 1 | 1 |
| Social worker | 1 | 1 |
| Telecom technician | 2 | 1 |
| NYC transit clerk | 5 | 3 |
| Construction/maintenance | 48 | 48 |
| Asbestos remover | 7 | 7 |
| Carpenter | 5 | 5 |
| Diesel mechanic | 3 | 3 |
| Electrician | 3 | 3 |
| Engineer | 1 | 1 |
| Iron worker | 11 | 11 |
| Road repair | 8 | 8 |
| Building maintenance | 5 | 5 |
| Sanitation worker | 3 | 3 |
| Truck driver | 2 | 2 |
| EMS/responder | 30 | 29 |
| Firefighter | 2 | 2 |
| Detective | 6 | 6 |
| Police | 16 | 15 |
| EMS responder | 5 | 5 |
| Red Cross worker | 1 | 1 |