TABLE 3.
Estimates from the linear mixed effects model for the effect of WAMI components on HOME over time among a birth cohort in urban Vellore
| Factors | Univariate | Multivariable | ||
|---|---|---|---|---|
| Beta (95% CI) | P value | Beta (95% CI) | P value | |
| Female | −0.222 (−0.896, 0.453) | 0.520 | −0.287 (−0.823, 0.249) | 0.294 |
| WAMI components | ||||
| Water and sanitation | 0.169 (0.014, 0.324) | 0.032 | 0.029 (−0.108, 0.166) | 0.677 |
| Assets | 0.542 (0.399, 0.686) | <0.001 | 0.349 (0.193, 0.504) | 0.000 |
| Maternal education | 0.646 (0.480, 0.813) | <0.001 | 0.262 (0.077, 0.446) | 0.005 |
| Income | 0.160 (−0.002, 0.323) | 0.053 | −0.049 (−0.205, 0.107) | 0.541 |
| Parity | ||||
| 1 | Ref | |||
| 2 | −1.007 (−1.757, −0.257) | 0.009 | −0.935 (−1.593, −0.277) | 0.005 |
| 3 | −1.675 (−2.532, −0.818) | <0.001 | −1.106 (−1.869, −0.344) | 0.004 |
| >=4 | −3.332 (−4.354, −2.310) | <0.001 | −2.444 (3.424, −1.464) | 0.000 |
| Maternal cognitive | 0.078 (0.047, 0.108) | <0.001 | 0.024 (−0.006, 0.054) | 0.115 |
| Maternal depression | −0.180 (−0.263, −0.098) | <0.001 | −0.165 (−0.238, −0.092) | 0.000 |
| Cement/ceramic tiles | −1.188 (−2.549, 0.173) | 0.087 | −0.568 (−1.676, 0.541) | 0.316 |
| Month | −0.019 (−0.034, −0.004) | 0.013 | −0.048 (−0.068, −0.027) | 0.000 |
Note: Significant associations in unadjusted and adjusted analyses are presented in bold letters.
Abbreviations: HOME, Home Observation for the Measurement of the Environment; WAMI measure, Measure of access to improved Water and sanitation, Assets, Maternal education and total household Income.