Skip to main content

Table 1 Baseline perinatal and clinical characteristics of groups at randomisation (n (%) or median (IQR) unless specified)

From: Randomised controlled trial of weaning strategies for preterm infants on nasal continuous positive airway pressure

  Group 1 Group 2 Group 3 Group 4 p
(n = 15) n = 15 n = 15 n = 15
Mean gestation (sd) 27.7 (1.5) 27.1 (1.8) 27.5 (1.3) 27.7 (1.1) 0.6
Mean birthweight - g (sd) 1027 (229) 945 (211) 975 (280) 1010 (282) 0.8
Complete corticosteroids 12 (80 %) 9 (60 %) 8 (53 %) 13 (87 %) 0.1
Mother in labour 7 (47 %) 6 (40 %) 7 (47 %) 6 (40 %) 0.9
Caesarean 14 (93 %) 11 (73 %) 12 (80 %) 12 (80 %) 0.5
Chorioamnionitis 6 (40 %) 4 (27 %) 4 (27 %) 4 (27 %) 0.6
Male 4 (26 %) 5 (33 %) 9 (60 %) 7 (47 %) 0.3
Mechanical ventilation 15 (100 %) 14 (93 %) 14 (93 %) 13 (87 %) 0.5
Surfactant 14 (93 %) 13 (87 %) 14 (93 %) 14 (93 %) 0.9
Diuretics 5 (33 %) 2 (13 %) 4 (27 %) 2 (13 %) 0.4
Grade 2 apnea (required IPPV) 1 (7 %) 2 (13 %) 3 (20 %) 2 (13 %) 0.8
Caffeine 15 (100 %) 15 (100 %) 15 (100 %) 15 (100 %)  
Full enteral feeds 10 (67 %) 10 (67 %) 9 (60 %) 8 (53 %) 0.9
NEC 1 (7 %) 1 (7 %) 1 (7 %) 0 0.5
Treated ductus arteriosus 5 (33 %) 10 (67 %) 7 (47 %) 4 (27 %) 0.1
Intraventricular haemorrhage 5 (33 %) 3 (20 %) 4 (27 %) 1 (7 %) 0.5
Late onset sepsis 1 (7 %) 4 (27 %) 4 27(%) 5 (33 %) 0.3
Nasal trauma 1 (7 %) 1 (7 %) 0 (0 %) 1 (7 %) 0.4
Corrected gestation 30.3 30.6 32.1 30.0 0.3
(29.4, 33.0) (29.4, 32.1) (29.9, 34.7) (27.9, 32.6)
Mean weight - g (sd) 1218 (170) 1253 (294) 1342 (312) 1139 (318) 0.3