Table 3:
Risk of developing severe RA for women with prior deliveries relative to those without
| All Participants | Excluding Women with Non-Live Birth Pregnancies | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Parous (n=156) | Nulliparous (n=66) | RR* | 95% CI | Parous (n=86) | Nulligravid (n=40) | RR* | 95% CI | ||||||
| Outcome | n | (%) | n | (%) | n | (%) | n | (%) | |||||
| Erosion Score | 50/137 | (36.5) | 17/57 | (29.8) | 1.07 | (0.65–1.78) | 27/79 | (34.1) | 12/35 | (34.3) | 0.82 | (0.47–1.44) | |
| Joint Space Narrowing | 62/137 | (45.3) | 18/57 | (31.6) | 1.67 | (0.99–2.80) | 37/79 | (46.8) | 12/35 | (34.3) | 1.41 | (0.72–2.79) | |
| Joint Count | 50/156 | (32.1) | 21/66 | (31.8) | 0.74 | (0.48–1.15) | 25/86 | (29.1) | 15/40 | (37.5) | 0.55 | (0.33–0.92) | |
| HAQ Pain Score | 62/144 | (43.1) | 19/63 | (30.2) | 1.24 | (0.77–1.99) | 27/78 | (34.6) | 9/39 | (23.1) | 1.12 | (0.57–2.19) | |
| HAQ Disability Score | 74/146 | (50.7) | 21/63 | (33.3) | 1.38 | (0.94–2.02) | 33/79 | (41.8) | 12/39 | (30.8) | 1.22 | (0.72–2.05) | |
*
Adjusted for age at RA onset and age at follow-up for all outcomes