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. Author manuscript; available in PMC: 2019 Jan 15.
Published in final edited form as: J Perinat Med. 2008;36(5):388–398. doi: 10.1515/JPM.2008.076

Table 3.

Demographic and clinical characteristics of patients with preterm PROM

No intra-amniotic infection/inflammation
(n=40)		 Intra-amniotic infection/inflammation (n=40) P-value
Maternal age (years) 25
(15 – 40)		 29.5
(17 – 43)		 NS
BMI (Kg/m2) 23.7
(19.1 – 37.3)		 24.2
(18.1 – 34.7)		 NS
Gestational age at amniocentesis (weeks) 29.5
(23 – 34.3)		 29.5
(22.9 – 34.6)		 NS
Gestational age at delivery (weeks) 32.1
(24.6 – 35.6)		 30.4
(24.9 – 34.7)		 0.004
Birthweight (grams) 1,800
(740 – 2,670)		 1,620
(740 – 2,600)		 0.02
Antibiotic therapy at amniocentesis 17.5
(7)		 22.5
(9)		 NS

Values are expressed as percentage (number) or median (range).

BMI: body mass index; NS: not significant.