Infant characteristics Diuretic group (N=28) Control group (N=23) p-value
Gestational age, weeksa 26.6 (26.0-28.3) 27.30 (25.6-28.1) 0.82
Birth weight, gramsa 1018.5 (676.5-1192.5) 860 (655.0-1110.0) 0.35
Prenatal steroids 21 (75.0 %) 21 (82.61 %) 0.73
Chorioamnionitis 5 (17.8 %) 6 (26.1 %) 0.51
Male 13 (46.4 %) 14 (60.9 %) 0.30
Small for gestational age 7 (25.0 %) 6 (26.1 %) 0.93
History of caffeine use 26 (92.8 %) 23 (100.0 %) 0.24
History of PDA treatment 10 (35.7 %) 9 (39.3 %) 0.80
Gestational age at enrollment, weeksa 34.2 (33.3-35.9) 34.0 (33.4-36.3) 0.82