Overall | SLE | UCTD | Arthritis | Rare rheumatic diseases | P value | |
Number of pregnancies | 265 | 88 | 33 | 100 | 44 | |
Compatible medications, n (%) | ||||||
Hydroxychloroquine | 130 (49) | 70 (80) | 20 (61) | 24 (24)* | 16 (36)† | <0.0001 |
Azathioprine | 17 (6) | 13 (15) | 0 (0)‡ | 2 (2)* | 2 (5) | 0.002 |
NSAIDs | 78 (29) | 14 (16) | 8 (24) | 43 (43)* | 13 (30) | 0.0006 |
Prednisone | 63 (24) | 32 (36) | 1 (3)‡ | 23 (23) | 7 (16) | 0.0003 |
TNF inhibitors | 39 (15) | 0 (0) | 0 (0) | 38 (38)* | 1 (2) | <0.0001 |
Sulfasalazine | 15 (6) | 0 (0) | 0 (0) | 15 (15)* | 0 (0) | <0.0001 |
Non-compatible medications, n (%) | ||||||
Taking at follow-up | 4 (1.5) | 2 (2) | 0 (0) | 1 (1) | 1 (2) | 0.8 |
Starting at follow-up | 10 (3.8) | 3 (3) | 0 (0) | 7 (7) | 0 (0) | 0.2 |
*Indicates p value <0.05 for arthritis compared with SLE.
†Indicates p value <0.05 for other rare rheumatic diseases compared with SLE.
‡Indicates p value <0.05 for UCTD compared with SLE.
NSAID, Non-steroidal anti-inflammatory drugs; TNF, Tumor Necrosis Factor; UCTD, undifferentiated connective tissue disease.