Table 1 Patient Demographics and clinical characteristics.

From: Cerebral and intestinal Doppler patterns according to patent ductus arteriosus shunt characteristics in preterm infants

 

No PDA (n = 35)

hsPDA left-to-right (n = 34)

PDA bidirectional (n = 17)

p

Male (percentage)

22 (62.9)

15 (44.1)

7 (41.2)

0.195

Birth weight (grams)

783 [560, 998]

765 [642, 1005]

668 [470, 1095]

0.764

Gestational age (weeks)

26.1 ± 2.5

26.1 ± 2.1

25.6 ± 3

0.841

Intrauterine growth restriction

8 (22.9)

2 (5.9)

4 (23.5)

0.107

Small for gestational age

13 (37.1) #

4 (11.8) *

6 (35.3)

0.040

Large for gestational age

0 (0)

1 (2.9)

3 (17.6)

0.015

Antenatal steroids

   

0.265

 -None

3 (8.6)

7 (20.6)

2 (11.8)

 

 -Incomplete

9 (25.7)

13 (38.2)

4 (23.5)

 

 -Complete

23 (65.7)

14 (41.2)

11 (64.7)

 

Cesarean section

23 (65.7)

23 (67.6)

12 (70.6)

0.939

Apgar at 1 minute

4 [3,5]

4 [1,6]

4 [2,5]

0.420

Apgar at 5 minutes

7 [7,8]

7 [4,8]

6 [5,7]

0.036

  1. Neonatal demographics in the different groups. Results presented as frequencies (%), mean +/- SD and median [IQR]. # indicates a statistically significant difference (p < 0.05) between the No PDA and hsPDA groups. * indicates a statistically significant difference (p < 0.05) between the hsPDA and Bidirectional PDA groups.