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Table 2 Description of IDI by Site

From: The relationship between birth intervals and adverse maternal and neonatal outcomes in six low and lower-middle income countries

 

Total

DRC

Zambia

Kenya

Guatemala

Belagavi

Nagpur

Pakistan

Deliveries, N

181,782

25,057

22,775

25,118

34,432

24,795

20,148

29,457

IDI Categories, N (%)

 6–17 months

17,392 (9.6)

1712 (6.8)

774 (3.4)

1704 (6.8)

3233 (9.4)

2589 (10.4)

1546 (7.7)

5834 (19.8)

 18–36 months

91,670 (50.4)

15,937 (63.6)

7401 (32.5)

10,197 (40.6)

16,046 (46.6)

15,524 (62.6)

10,786 (53.5)

15,779 (53.6)

 37–60 months

50,447 (27.8)

6389 (25.5)

9150 (40.2)

8669 (34.5)

8749 (25.4)

5044 (20.3)

5896 (29.3)

6550 (22.2)

 61–180 months

22,273 (12.3)

1019 (4.1)

5450 (23.9)

4548 (18.1)

6404 (18.6)

1638 (6.6)

1920 (9.5)

1294 (4.4)

IDI Summary Statisticsa

 Min-Max

6–180

6–175

6–180

6–179

6–180

6–176

6–180

6–176

 Median (P25-P75)

32 (24, 45)

31 (25, 38)

43 (32, 59)

38 (27, 53)

33 (23, 52)

27 (22, 38)

32 (24, 43)

27 (19, 37)

 Mean (std)

37.9 (21.7)

33.3 (14.1)

48.7 (24.5)

43.4 (23.6)

41.7 (26.8)

32.4 (17.6)

36.5 (18.8)

29.7 (14.9)

  1. aThe Kruskal Wallis test for overall location difference across sites has a p < 0.0001. All pairwise site differences have Wilcoxon rank sum test p-values < 0.0001