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. Author manuscript; available in PMC: 2009 Nov 27.
Published in final edited form as: Am J Reprod Immunol. 2008 Oct;60(4):298–311. doi: 10.1111/j.1600-0897.2008.00624.x

Table II.

Demographic and clinical characteristics of the study population

Term not in labor (n=5) PPROM with histological chorioamnionitis (n=8) PPROM without histological chorioamnionitis (n=8) p value
Maternal age (years) 27.8 (3.5) 27.4 (6.0) 26.3 (6.1) NS
Gestational age at delivery (weeks) 38.2 (0.8) 32.1 (4.2) 33.1 (3.0) 0.004
Gravidity 3.4 (2.2) 4.5 (2.5)* 2.25 (1.2)* NS
Parity 2.0 (2.0) 2.0 (1.8) 0.9 (1.2) NS
Maternal body weight (kg) 95.2 (22.2) 90.4 (30.5) 93 (32.7) NS
Body mass index (kg/m2) 36.0 (9.3) 35.9 (12.8) 32.9 (9.3) NS
Birth-weight (g) 3471.0 (418.7) 1859.0 (579.6) 2050.1 (616.5) 0.003
Cesarean section 5 4 6 NS

Values are presented as mean (±SD) or number.

*

Significant difference between two groups.

NS: statistically not significant.