Table 2.
Comparison of Demographic Characteristics Between Nonparticipants and Study Participants
| Characteristic | Nonparticipants (n = 15) | Study Participants (n = 59) |
|---|---|---|
| WTC exposure | ||
| Arrival on the morning of 9/11 | 3 (20%) | 13 (22%) |
| Arrival in the afternoon of 9/11 | 9 (60%) | 27 (46%) |
| Arrival on 9/12 | 1 (7%) | 15 (25%) |
| Arrival from 9/13-9/24 | 2 (13%) | 4 (7%) |
| Age at sarcoidosis diagnosis, median (IQR), y | 46 (41-55) | 43 (38-47) |
| Smoking status at the time of sarcoidosis diagnosis | ||
| Current | 0 | 1 (2%) |
| Former | 5 (33%) | 9 (15%) |
| Never | 10 (67%) | 49 (83%) |
| Any treatment with sarcoidosis medicationsa | 5 (33%) | 14 (24%) |
| Sarcoidosis treatment medicationsa | ||
| Corticosteroids | 5 (33%) | 13 (22%) |
| Hydroxychloroquine/methotrexate | 2 (13%) | 9 (15%) |
| TNF-α blockers | 1 (7%) | 6 (10%) |
IQR = interquartile range; TNF = tumor necrosis factor. See Table 1 legend for expansion of other abbreviations.
a
Medications filled under the FDNY WTC Health Program. None of the comparisons between nonparticipants and participants were statistically significant except age (P = .044).