Table 1 Characteristics of the surveyed sample
Characteristics/measurement | n | Percentage (%)/statistics | |
|---|---|---|---|
Ethnicity | Sinhalese | 1184 | 89.8% |
Tamil | 6 | 0.4% | |
Moor | 124 | 9.4% | |
Malay | 1 | 0.1% | |
Other | 4 | 0.3% | |
Religion | Buddhist | 1172 | 88.8% |
Catholic/Christian | 18 | 1.4% | |
Hindu | 4 | 0.3% | |
Islam | 126 | 9.5% | |
Education level (in school) | Less than primary education (< grade 5) | 10 | 0.8% |
Up to primary education | 2 | 0.2% | |
Between grades 5 to 11 | 116 | 8.8% | |
Up to ordinary level examination (O/L) | 641 | 48.8% | |
Up to advanced level examination (A/L) | 544 | 41.4% | |
Employment status | Employed | 295 | 21.2% |
Housewives (do not engage in any income-generating activities) | 1094 | 78.8% | |
Employment sector | Government | 112 | 38.4% |
Semi-government | 15 | 5.1% | |
Private | 79 | 27.1% | |
Other | 86 | 29.4% | |
Age (in years) | Mean (SD) | 1389 | 28.3 (5.5) |
Median (IQR) | 28 (25–32) | ||
No. of pregnancies | Mean (SD) | 1389 | 2.1 (1.1) |
Median (IQR) | 2 (1–3) | ||
1 | 510 | 36.7% | |
2 | 416 | 29.9% | |
3 | 335 | 24.1% | |
4 and more | 128 | 9.3% | |
Period of Amenorrhea (POA)-at the time of recruitment (in weeks) | Mean (SD) | 1389 | 9.2 (3.1) |
Median (IQR) | 9 (7–10) | ||
< 6 weeks | 174 | 13.0% | |
6–8 weeks | 484 | 36.2% | |
8–10 weeks | 372 | 27.8% | |
10–12 weeks | 173 | 12.9% | |
> 12 weeks | 135 | 10.1% | |
Mother’s monthly income (USD) | Mean (SD) | 295 | 154.82 (126.20) |
Median (IQR) | 141.74 (85.04–203.54) | ||
Monthly household income (USD) | Mean (SD) | 1389 | 283.24 (220.99) |
Median (IQR) | 226.78 (170.09–323.17) | ||
Monthly household expenditure (USD) | Mean (SD) | 1362 | 184.81 (119.20) |
Median (IQR) | 163.00 (111.12–230.47) | ||