BPD + PH group

BPD alone

Test value

P-value

Sig.

No. = 45

No. = 45

Gestational age (wks)

Mean ± SD

33.47 ± 3.81

35.40 ± 3.31

−2.571^•

0.012

S

Range

26 - 41

30 - 40

Birth Weight (BW)(kg)

Mean ± SD

2.40 ± 0.95

2.80 ± 0.85

−2.059^•

0.042

S

Range

0.87 - 4.6

1.5 - 4.5

Gender

Male

24 (53.3%)

24 (53.3%)

0.000*

1.000

NS

Female

21 (46.7%)

21 (46.7%)

Mode of Delivery

Vaginal delivery

15 (33.3%)

20 (44.4%)

1.169*

0.280

NS

Cesarean delivery

30 (66.7%)

25 (55.6%)

Period of hospital stay

Mean ± SD

51.09 ± 16.30

40.82 ± 12.82

3.321^•

0.001

HS

Range

28 - 97

29 - 84

APGAR Score At 1 min

Median (IQR)

6 (5 - 8)

8 (6 - 8)

−1.320^#:

0.187

NS

Range

3 - 9

3 - 9

APGAR Score At 5 min

Median (IQR)

9 (8 - 9)

9 (8 - 9)

−1.434^#:

0.151

NS

Range

6 - 10

7 - 10

Need For Active Resuscitation

Initial steps

18 (40.0%)

17 (37.8%)

5.171*

0.270

NS

PPV

3 (6.7%)

9 (20.0%)

ET

14 (31.1%)

14 (31.1%)

Compression

4 (8.9%)

3 (6.7%)

Medication

6 (13.3%)

2 (4.4%)

Administration of surfactant

No

26 (57.8%)

15 (33.3%)

11.951*

0.002

HS

One dose

15 (33.3%)

30 (66.7%)

Two doses

4 (8.9%)

0 (0.0%)

Patent ducts arteriosus

Yes

18 (40.0%)

14 (31.1%)

0.776*

0.378

NS

No

27 (60.0%)

31 (68.9%)

Age in days at Sampling

Mean ± SD

28.70 ± 3.62

27.52 ± 1.66

1.531^•

0.131

NS

Range

23 - 40

23 - 30

Grades of BPD

Mild

2 (0.04%)

23 (51.1%)

8.349*

0.015

S

Moderate

15 (33.3%)

14 (31.1%)

Severe

28 (62.2%)

8 (17.7%)