Table 2.

Mean birth weight and z-score in references and in women with SLE according to disease activity status

Mean (SD)ReferencesNo disease activityMean differencep
n=497,959n=85(95% CI)
Birth weight g3518 (482)3133 (587)385 (260, 510)<0.001
Z-score-0.11 (0.98)-0.64 (0.81)0.53 (0.32, 0.74)<0.001
Mean (SD)ReferencesDisease activityMean differencep
n=497,959n=63(95% CI)
Birth weight g3518 (588)2991 (802)526 (62- 354)<0.001
Z-score-0.11 (0.98)-0.54 (0.90)0.43 (0.18, 0.67)0.001
Mean (SD)No disease activityDisease activityMean differencep
n=85n=63(95% CI)
Birth weight g3133 (587)2991 (802)141 (-50, 333)0.15
Z-score-0.64 (0.81)-0.54 (0.90)-0.10 (-0.40, 0.22)0.53
  • LAI-P=0. LAI-P>0.