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Table 1 Demographic and clinical Data in the study Groups

From: Non-invasive duo positive airway pressure ventilation versus nasal continuous positive airway pressure in preterm infants with respiratory distress syndrome: a randomized controlled trial

Characteristic DUOPAP CPAP P value
Male, n (%) 40(54.1%) 32(43.2) 0.188
Female, n (%) 34(45.9%) 42(56.8)
Cesarean delivery, n (%) 52(70.3%) 57(77%) 0.351
Vaginal delivery, n (%) 22(29.7%) 17(23%)
Gestational age, weeks (mean ± SD) 31.32±1.53 31.13±1.77 0.618
Median (IQR) 31.55(2.1) 31.35(2.8)
Body weight, gr (mean ±SD) 1415±233.15 1377.91±260.24 0.357
Antenatal steroids, n (%) First does 70(94.6%) 68(91.9%) 0.798
Antenatal steroids, n (%) second dose 2(2.7%) 3(4.1%)
Without Antenatal steroids, n (%) 2(2.7%) 3(4.1%)
APGAR 1 min (mean+ SD) 6.15±1.08 6.08±0.89 0.819
Median (IQR) 6(2) 6(2)
APGAR 5 min (mean± SD) 7.69 ±0.79 7.70±0/81 0.928
Median (IQR) 8(1) 8(1)
PPROM, n (%) 12(17.6%) 7(9.6%) 0.161
Age Mother, yrs. (mean ± SD)
Mean IQR
30.08±7.44 29.24±6.59 0.470
Gestational age group, n (%)
28-30 weeks 12 (16%) 19 (26%) 0.879
30-32 weeks 34 (46%) 23 (31%)  
32-34 weeks 28 (38%) 32 (43%)  
  1. n number, SD Standard Deviation, IQR Inter Quartile Range