Table 1.
Distribution of socio-demographic characteristics of the study participants
| Characteristics | Mean (SD) | Range | Spearman rank correlation test | Spearman rank correlation coefficient |
|---|---|---|---|---|
| Age at marriage (in years) | 23 (4.5) | 14–39 | < 0.001 c | 0.222 d |
| Maternal age at conception(in years) | 28.5 (5.78) | 15–48 | 0.331 c | −0.44 d |
| Monthly income (LKR)* | 45,000 | 8000–150,000 | 0.001 c | 0.154 d |
| Characteristics | N (%) | LMUP score a | p value | |
| Ethnicity | ||||
| Sinhalese | 448 (90.6) | 11 (7–12) | 0.107 b | |
| Non Sinhalesee | 46 (41.3) | 10 (3–12) | ||
| Religion | ||||
| Buddhist | 356 (72.1) | 11 (7–12) | 0.287 b | |
| Other Religionsf | 138 (27.9) | 11 (5.7–12) | ||
| Marital status | ||||
| Not married | 8 (1.6) | 2 (1.8–5) | * 0.001 b | |
| Married | 486 (98.4) | 11 (7–12) | ||
| Educational level of women | ||||
| Educated up to passing ordinary level | 172 (34.8) | 10 (2.2–11) | < 0.001 b | |
| Educated up to Grade 12 and above | 322 (65.1) | 11 (10–12) | ||
| Educational level of spouse | ||||
| Educated up to passing ordinary level | 292 (59.1) | 10 (4–12) | < 0.001 b | |
| Educated up to Grade 12 and above | 202 (40.8) | 11 (10–12) | ||
| Employment status of women | ||||
| Unemployed | 364 (73.6) | 11 (6–12) | 0.664 b | |
| Employed | 130 (26.3) | 11 (9–12) | ||
*1 USD =179.68 LKR in 2016
aData are presented as median [interquartile range]
bMann–Whitney U tests
c P value of Spearman rank correlation test
d Spearman rank correlation between the written characteristics and the LMUP value
e Tamil, Muslim, and Burger were amalgamated
f Catholic, Islam and Hindu were amalgamated