Table 1 Demographic data, latent tuberculosis screening results and medication of patients with rheumatic diseases
|  | Total N = 238 | RA N = 183 | AS N = 34 | PsA N = 21 |
|---|---|---|---|---|
Age (mean ± SD) | 55.4 ± 14.8 | 56.9 ± 13.2a | 41.8 ± 14.7 | 41.5 ± 13.0 |
Sex (M/F) | 73/165 | 34/149 b | 27/7 | 12/9 |
Medication n (%) | ||||
 MTX | 104 (43.7) | 102 (55.7) | 1 (2.9) | 1 (4.8) |
 LEF | 78 (33.8) | 62 (33.9) | 1 (2.9) | 15 (71.4) |
 SSZ | 128 (53.8) | 92 (50.3) | 26 (76.5) | 10 (47.6) |
 HCQ | 61 (25.6) | 59 (32.2) | 1 (2.9) | 1 (4.8) |
 Glucocorticoid | 127 (53.4) | 114 (62.3) | 4 (11.8) | 9 (42.9) |
 Pred. dose (mg) | 3.6 | 4.2 | 0.7 | 3.0 |
 NSAIDs | 194 (81.5) | 150 (82.0) | 30 (88.2) | 14 (66.7) |
 Biologics | 207 (87.0) | 155 (84.7) | 32 (94.1) | 20 (95.2) |
 TNFi | 179 (75.2) | 131 (71.6) | 32 (94.1) | 16 (76.2) |
 non-TNFi | 28 (11.8) | 24 (13.1) | 0 (0) | 4 (19.0) |
Screening results | ||||
IGRA P/N/IND n (%) | 46/178/14 (19.3/74.8/5.9) | 37/132/14 (20.2/72.1/7.7) | 8/26/0 (23.5/76.5/0) | 1/20/0 (4.8/95.2/0) |
 CXR-old-TB n (%) | 43 (18.1) | 34 (18.6) | 6 (17.6) | 3 (14.3) |