Table 1 Summary statistics of surveyed women who have reported at least one successful pregnancy before or after the pregnancy loss, and have experienced flood exposure one or more times during their previous gestation periods

Region

 Central American and Caribbean

3335

6592

17,468

 South America

4206

8747

21,990

 North Africa

235

679

2642

 Sub-Saharan Africa

9212

19,282

67,670

 Southern Africa

864

2615

9863

 South Asia

16,653

30,130

69,984

 West Asia

676

1435

4792

Wealth

 Poorest

6991

13,489

46,503

 Poorer

7501

14,809

45,255

 Middle

7280

14,689

40,201

 Richer

6874

13,711

34,379

 Richest

6535

12,782

28,071

Education

 Primary or on education

18,332

35,235

124,125

 Secondary

13,273

26,789

56,858

 Higher

3576

7456

13,426

Location

 Rural

21,003

40,978

123,666

 Urban

14,178

28,502

70,743

Water Source

 Surface water

14,363

26,631

67,308

 Intermediate

14,170

28,838

86,714

 Piped/Tap

3230

6458

22,333

 Other

3246

6949

16,423

 Unknown

9

13

22

Floor Material

 Natural

13,141

26,816

86,271

 Rudimentary

2,759

4620

11,514

 Finished

19,199

37,850

95,790

 Unknown

75

167

738

Mother’s age at birth

24

(20, 29)

26

(22,32)

23

(20, 27)

Other environmental condition^a

 Average temperature during pregnancy (°C)

25.74

(22.04, 28.47)

25.38

(21.55, 28.24)

25.85

(22.21, 28.55)

 Average cumulative precipitation during pregnancy (units: m)^b

114.70

(20.23, 396.89)

93.16

(18.19, 369.68)

122.80

(21.04, 405.82)