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Table 1 Demographic and clinical characteristics of term and severe preterm patients

From: Transcriptomic analysis of fetal membranes reveals pathways involved in preterm birth

  Term birth Severe preterm birth  
  Total (n = 15) Total (n = 9) p valuea
Mothers age, years ± SE 24.1 ± 1.6 20.6 ± 1.0 0.146
Gestational age, weeks ± SE 39.3 ± 0.3 30.7 ± 0.9 1.9 × 10− 10
Education: elementary school or less, n (%) 9 (60.0) 3 (33.3) 0.399
Marital status, % single mother 13.3 22.2 0.472
PROM (%) 4 (26.7) 2 (22.2) 1
Preeclampsia (%) 0 1 (11.1) 0.238
IUGR (%) 0 1 (11.1) 0.238
Parity, n (%)    0.335
 Nulliparous 5 (33.3) 4 (44.4)  
 ≥2 5 (33.3) 2 (22.2)  
Birth weight (g), mean ± SE 3492 ± 120 1696 ± 205 1,6 × 10−07
Birth sex, % female 47 55 0.472
Prenatal appointments ± SE 8.8 ± 0.8 4.3 ± 0.9 0.002
  1. aSignificance was assessed with Student’s t-test or Chi-square test, as applicable
  2. PROM: Preterm rupture of membranes, IUGR: Intrauterine restriction growth, SE: Standard error