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Table 1 Basic characteristics of the case and controls

From: Rubella, herpes simplex virus type 2 and preeclampsia

Variable

Cases (n = 90)

Controls (n = 90)

P

Mean(SD)

 Age, years

28.0 (5.6)

28.1 (4.7)

0.909

 Parity

2.7 (1.5)

2.5 (1.6)

0.349

 Gestational age, weeks

37.1 (1.9)

37.4 (1.3)

0.190

 Body mass index, Kg/m2

25.6 (4.4)

24.3 (2.3)

0.012

 Hemoglobin, g/dl

10.3 (1.4)

11.0 (1.3)

0.001

Number (%)

 Educational level < secondary

76 (84.4)

72 (80.0)

0.293

 Housewives

84 (93.3)

82 (91.1)

0.799