Table 1.

Mean birth weight and z-score in references and in women with SLE

Mean (SD)References n=497959SLE n=180Mean difference (95% CI)p
Birth weight g3518 (588)3091 (691)426 (325, 528)<0.001
Z-score-0.11 (0.98)-0.59 (0.87)0.47 (0.33, 0.62)<0.001