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Table 2 Maternal age, postpartum day of operation, day of discharge and number of previous pregnancies

From: Ligation of patent ductus arteriosus in low birth weight premature infants: timing for intervention and effectiveness of bed-side surgery

Mothers’ age (year)
Group A 31,11 ± 5,9 p > 0,05
Group B 26,89 ± 13,2
Postpartum day of operation (day)
Group A 16 ± 12 p > 0,05
Group B 23,17 ± 15,7
Day of hospital discharge (day)
Group A 62,7 ± 45,2 p > 0,05
Group B 83 ± 33,4
Number of pregnancies
Group 1 2,14 ± 2,2 p > 0,05
Group 2 1,29 ± 0,5