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Table 3 The relationship between maternal vitamin D intake and status with reported eczema at 5-years

From: Atopic heredity modifies the association between maternal vitamin D status in pregnancy and the risk of atopic disease in childhood: an observational study

  No reported atopic heredity Reported atopic heredity
OR 95% CI P-value OR 95% CI P-value
T3 dietary vitamin D intake (µg/day) 1.141 1.011–1.288 0.032 0.879 0.725–1.066 0.191
Supplemental vitamin D intake in T1 and/or T3 (yes) 1.367 0.803–2.329 0.250 0.580 0.278–1.211 0.147
T1 25OHD (nmol/L) 0.997 0.985–1.009 0.632 1.003 0.986–1.020 0.712
T1 25OHD (nmol/L)       
   > 75 (ref) 1.0    1.0   
   < 50 0.703 0.314–1.573 0.391 1.213 0.372–3.955 0.749
  50–75 1.014 0.582–1.764 0.962 0.838 0.397–1.769 0.643
T3 25OHD (nmol/L) 1.003 0.994–1.013 0.503 0.993 0.978–1.008 0.363
T3 25OHD (nmol/L)       
   > 75 (ref) 1.0    1.0   
   < 50 0.270 0.060–1.221 0.089 0.967 0.257–3.637 0.960
  50–75 1.422 0.801–2.526 0.230 1.320 0.605–2.879 0.486
  1. T1 early pregnancy, T3 late pregnancy, 25OHD 25-hydroxyvitamin D, OR Odds ratio, CI Confidence interval, ref reference category
  2. Adjusted for maternal BMI in T1, level of education (university level, yes/no), ethnicity (northern Europe, yes/no), delivery mode (vaginal or Caesarean section) and tobacco use by either mother or other caregiver during pregnancy