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Table 1 Demographics

From: Exome sequencing identifies gene variants and networks associated with extreme respiratory outcomes following preterm birth

Infant Characteristics   Cohort total Cases Controls Comparisona
Sample Size   146 85 61  
Gestational Age, days,   185 ± 10 180 ± 9 190 ± 8 < 0.001
Gestational Age, n (%), completed wks.      
  23 5 (3.4) 5 (5.9) 0 (0.0)  
  24 23 (15.8) 22 (25.9) 1 (1.6)  
  25 24 (16.4) 16 (18.8) 8 (13.1) < 0.001
  26 36 (24.7) 23 (27.1) 13 (21.3)  
  27 34 (23.3) 14 (16.5) 20 (32.8)  
  28 24 (16.4) 5 (5.9) 19 (31.1)  
Female, n (%)   70 (47.9) 37 (43.5) 33 (54.1) 0.27
Race, Caucasian (%)   86 (58.9) 52 (61.2) 34 (55.7) 0.63
Multiple births, n (%)   22 (15.1) 14 (16.5) 8 (13.1) 0.75
  1. aTwo-group t-test (continuous) or Chi-square test (categorical)