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Table 2 Associations of perinatal death (PND) with gestational characteristics at both the tertiary and secondary care level hospitals (2001-2006)

From: Risk factors for perinatal death in two different levels of care: a case–control study

Gestational characteristics

Hospital level III

Hospital level II

 

PND

Controls

OR

p

PND

Controls

OR

p

 

(n = 277)

(n = 1081)

(95% CI)

 

(n=22)

(n=80)

(95% CI)

 

Gestation type

        

  Single

236 (85.2%)

1023 (94.6%)

1.00

 

22 (100.0%)

78 (97.5%)

1.00

 

  Multiple

41 (14.8%)

(5.4%)

3.06 (2.00-4.68)

<0.001(1)

0 (0.0%)

(2.5%)

- - -

1.000(2)

Gestational age (weeks)

       

  37 - 41 (Term)

41 (14.8%)

644 (59.6%)

1.00

 

15 (66.6%)

68 (85.0%)

1.00

 

  42 - 43 (Post–term)

11 (0.4%)

65 (0.6%)

2.62 (0.31-21.80)

0.351(2)

1 (4.8%)

0 (0.0%)

- - -

0.180(2)

  34 - 36 (Late pre–term)

40 (14.3%)

147 (13.6%)

3.92 (2.49-6.19)

<0.001(1)

0 (0.0%)

8 (10.0%)

- - -

0.348(2)

  31 - 33 (Pre–term)

31 (11.2%)

69 (6.4%)

7.79 (4.61-13.16)

<0.001(1)

1 (4.8%)

1 (1.2%)

4.86 (0.29-82.38)

0.327(2)

  29 - 30 (Extremely pre-term)

34 (12.3%)

17 (1.6%)

36.68 (18.93-71.09)

<0.001(1)

0 (0.0%)

0 (0.0%)

- - -

1.000(2)

  27 - 28 (Extremely pre-term)

33 (11.9%)

19 (1.8%)

31.86 (16.70-60.78)

<0.001(1)

0 (0.0%)

2 (2.5%)

- - -

1.000(2)

  24 - 26 (Periviable)

51 (18.5%)

86 (0.8%)

110.05 (50.83-238.28)

<0.001(1)

2 (9.5%)

1 (1.3%)

9.71 (0.82-114.67)

0.089(2)

  22 - 23 (Not viable)

36 (13.0%)

32 (0.3%)

220.10 (65.04-744.79)

<0.001(2)

3 (14.3%)

0 (0.0%)

- - -

0.006(2)

Type of delivery

        

  Vaginal

171 (61.7%)

(54.9%)

1.00

 

17 (77.3%)

42 (52.5%)

1.00

 

  Cesarean

106 (38.3%)

(45.1%)

0.75 (0.57-0.98)

0.041(1)

5 (22.7%)

38 (47.5%)

0.32 (0.10-0.96)

0.037(1)

  1. (1)Chi-square test.
  2. (2)Fisher’s exact test.