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Table 3 Represents intrapartum risk factors of birth asphyxia in a tertiary care hospital of Karachi, Pakistan 2013

From: “Risk factors of birth asphyxia”

Serial no

Category

 

Cases N = 123

Control N = 117

CI/95%

P-value

OR

1

Presentation of fetus

Cephalic

8 (6.50%)

20 (17.09%)

1.25-7.02

0.01

2.96

Breech

115 (93.5%)

97 (82.905%)

   

2

Mode of delivery

Normal vaginal delivery

77 (62.6%)

68 (58.1%)

Reference

0.45

0.83

Delivered by cesarean section before labour (elective)

10 (8.1%)

7 (6.0%)

0.28-2.19

0.65

0.79

Cesarean section during labour (emergency)

10 (8.1%)

26 (22.2%)

1.32-6.54

<0.01

2.94

Operated vaginal delivery

26 (21.1%)

16 (13.7%)

0.34-1.46

0.31

0.69

3

If there was assisted vaginal delivery, was that a

Ventouse delivery

4 (33.3%)

1 (14.3%)

0.26-34.19

0.36

3.00

 

8 (66.7%)

6 (85.7%)

   

Forceps delivery

     

4

If cesarean, anesthesia received by mother during c-section was

General anesthesia

9 (19.6%)

4 (8.2%)

0.78-9.60

0.10

2.73

  

Spinal anesthesia

37 (80.4%)

45 (91.8%)

   

5

Is there any history of prolonged labor?

Yes

30 (24.4%)

11 (9.4%)

1.47-6.54

<0.01

3.09

No

93 (75.6%)

106 (90.6%)

   

6

Place of delivery

Home and private clinics hospitals

27 (22.0%)

2 (1.7%)

3.74-69.75

<0.01

16.16

 

96 (78.0%)

115 (98.3%)

   

7

Delivery conducted by whom?

Doctor

102 (82.9%)

113 (96.6%)

0.05-0.51

<0.01

0.17

Midwife (dai)

21 (17.1%)

4 (3.4%)

   

8

Referred from

Emergency

4 (3.3%)

13 (11.1%)

0.58-13.30

0.19

2.78

  

Ward

113 (91.9%)

97 (82.9%)

0.23-2.26

0.59

0.79

  

Other private and government hospital

6 (4.9%)

7 (6.0%)

Reference

0.78

1.17

  1. Threshold of significance is 0.05.
  2. All significant values were in bold letters.