From: Rubella immune status of neonates – a window towards seroprevalence among childbearing women
Maternal age | <20 | 20 - 30 | >30 | p |
---|---|---|---|---|
% seropositive (95 % CI) | 78.3 (58.1–90.3) | 89.3 (85.0–92.4) | 93.6 (89.9–96.0) | 0.0182a |
Mean IgG titer (SD) | 60 IU/mL (67) | 75 IU/mL (65) | 72 IU/mL (62) | --b |
GA (weeks) | <32 | >32 | ||
% seropositive (95 % CI) | 90.1 (86.7–92.8) | 90.1 (85.6–93.3) | -- | |
Mean IgG titer (SD) | 59.5 IU/mL (53) | 78 IU/mL (66) | p < 0.0001 |