Table 4 Influence of vitamin D supplementation and breastfeeding on the course of disease
|  | Vitamin D supplementation (n = 308) | Breastfeeding (n = 308) | ||||
|---|---|---|---|---|---|---|
0–6 months | 7–12 months | p-value [95% CI] | <  2 weeks | >  2 weeks | p-value [95% CI] | |
CAA, n (%) | ||||||
 Yes | 13 (11.4) | 23 (11.9) | 0.905 [−0.079–0.070] | 5 (7.6) | 31 (12.8) | 0.185 [− 0.130–0.025] |
 No | 101 (88.6) | 171 (88.1) | 61 (92.4) | 211 (87.2) | ||
Refractory to IVIGa, n (%) | ||||||
 Yes | 9 (11.5) | 20 (14.5) | 0.543 [−0.125–0.066] | 4 (8.7) | 25 (14.7) | 0.233 [−0.160–0.039] |
 No | 69 (88.5) | 119 (85.5) | 42 (91.3) | 145 (85.3) | ||
Laboratory, average (±SD) | ||||||
 CRP b | 93,55 (±86.703) | 105,08 (±82.948) | 0,248 [−31.119–8.057] | 103,04 (±84.499) | 100,20 (±84.539) | 0,809 [−20.255–25.942] |
 Thrombocytes c | 235.48 (±280.350) | 210.95 (±241.805) | 0.421 [−35.367–84.431] | 570.56 (±277.776) | 577.64 (±235.789) | 0.705 [−54.229–80.070] |
 Leukocytes d | 17.44 (±7.853) | 17.31 (±7.613) | 0.885 [−1.667–1.931] | 17.23 (±6.582) | 17.39 (±7.978) | 0.883 [−2.279–1.962] |