TABLE 3

Comparison of pregnancy outcomes in women with and without antibodies to FV2a

Clinical outcome, unitPM+ (n = 328)PM− (n = 1,014)
FV2 Ab+ (n = 184)FV2 Ab− (n = 144)P valueFV2 Ab+ (n = 334)FV2 Ab− (n = 680)P value
Placental parasitemia, % median (25th, 75th)0.5 (0.1, 1.9)1.7 (0.3, 9.9)<0.000100NA
Maternal hematocrit, % (mean ± SD)31.4 ± 5.931.3 ± 6.30.8734.2 ± 5.535.1 ± 6.00.022
Women with anemia, %b24.529.20.1815.812.10.021
Preterm deliveries, %b16.927.10.02220.414.20.014
Infant birth weight, g (mean ± SD)3,059 ± 5782,807 ± 6610.00053,147 ± 6243,148 ± 6240.99
Infant birth weight from full-term deliveries, g (mean ± SD)3,194 ± 4843,067 ± 4840.0523,319 ± 4773,305 ± 4800.72
Infant birth weight from preterm deliveries, g (mean ± SD)2,493 ± 6322,233 ± 6510.0972,587 ± 7132,432 ± 6650.17
Low-birth-weight infants, %b13.027.10.001413.512.50.64
  • a Significant values (i.e., P < 0.05) are highlighted in bold. NA, not applicable.

  • b These percentages were calculated for samples with available data.