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Table 2 Baseline characteristics of infants in the pre and post-intervention phases. Data are shown as number (%), median (interquartile range) or mean (standard deviation)

From: Real-time ultrasound for tip location of umbilical venous catheter in neonates: a pre/post intervention study

Gestational age (wks) 29–36

11 (42.3)

16 (57.1)

0.06

Gestational age (wks) 37–42

9 (34.6)

9 (32.2)

0.44

Birth weight (g)

1808 [1060–3106]

2305 [1488–3110]

0.2775

VLBW

13 (50.0)

8 (28.6)

0.15

AGA

19 (73.0)

19 (67.8)

0.7698

Male

18 (69.2)

18 (64.2)

0.7773

Twins

3 (11.5)

3 (10.7)

1.0000

Cesarean section

22 (84.6)

18 (64.2)

0.4896

Abnormal antenatal Doppler

3 (11.5)

6 (21.4)

0.4704

Resuscitation in delivery room

21 (80.7)

20 (71.4)

0.5303

Apgar 1 min

6 [5–8]

8 [5–8]

0.3454

Apgar 5 min

8 [7–9]

8 [8–9]

0.8490