Factors | Unadjusted IRR (95% CI) | P values | Adjusted IRR (95% CI) | P values |
---|---|---|---|---|
Mother’s education a, b | ||||
 No education | 4.75 (3.18–7.11) |  < 0.001 | 1.98 (1.25–3.15) | 0.004 |
 Primary | 3.20 (2.18–4.70) |  < 0.001 | 1.62 (1.06–2.48) | 0.026 |
 Secondary | 2.37 (1.62–3.46) |  < 0.001 | 1.59 (1.06–2.38) | 0.024 |
 Higher | 1.00 |  | 1.00 |  |
Mother's working status a, b | ||||
 Currently not working | 1.00 |  | 1.00 |  |
 Currently working | 1.26 (1.06–1.49) | 0.007 | 1.27 (1.06–1.52) | 0.008 |
Mother's BMI a, b | ||||
 Underweight | 2.13 (1.78–2.54) |  < 0.001 | 0.61 (0.46–0.82) | 0.001 |
 Normal | 1.00 |  | 1.00 |  |
 Overweight | 0.56 (0.43–0.73) | 0.001 | 0.79 (0.53–1.20) | 0.274 |
Children's age (in months) a, b | ||||
 0–11 | 1.00 |  | 1.00 |  |
 12–23 | 2.21 (1.64–2.97) |  < 0.001 | 2.11 (1.56–2.85) |  < 0.001 |
 24–35 | 2.05 (1.52–2.77) |  < 0.001 | 2.07 (1.52–2.82) |  < 0.001 |
 36–47 | 2.43 (1.81–3.28) |  < 0.001 | 2.26 (1.67–3.08) |  < 0.001 |
 48–59 | 2.09 (1.55–2.84) |  < 0.001 | 2.06 (1.51–2.81) |  < 0.001 |
Sex of child a, b | ||||
 Male | 1.00 |  | 1.00 |  |
 Female | 0.84 (0.71–0.99) | 0.042 | 0.90 (0.77–1.07) | 0.242 |
Birth order a, b | ||||
 First | 1.00 |  | 1.00 |  |
 Second | 0.93 (0.76–1.15) | 0.536 | 0.97 (0.78–1.20) | 0.756 |
 Third | 1.11 (0.87–1.42) | 0.382 | 0.98 (0.76–1.27) | 0.879 |
 Fourth and above | 1.61 (1.28–2.02) |  < 0.001 | 1.17 (0.90–1.52) | 0.248 |
Size of child at birth b | ||||
 Normal/average | 1.00 |  | 1.00 |  |
 Small | 2.11 (1.51, 2.93) |  < 0.001 | 2.31 (1.64, 3.24) | 0.010 |
Sex of household head a, b | ||||
 Male | 1.00 |  | 1.00 |  |
 Female | 0.64 (0.47–0.88) | 0.006 | 0.72 (0.53–1.00) | 0.049 |
Television watching a, b | ||||
 Not at all/do not know | 1.00 |  | 1.00 |  |
 Less than once a week | 0.99 (0.75–1.30) | 0.927 | 1.17 (0.88–1.56) | 0.278 |
 At least once a week | 0.63 (0.53–0.75) |  < 0.001 | 1.09 (0.87–1.36) | 0.450 |
Wealth index a, b | ||||
 Poorest | 3.35 (2.47–4.55) |  < 0.001 | 2.02 (1.36–2.98) |  < 0.001 |
 Poorer | 2.63 (1.91–3.62) |  < 0.001 | 1.72 (1.17–2.53) | 0.005 |
 Middle | 2.08 (1.49–2.90) |  < 0.001 | 1.34 (0.93–1.94) | 0.119 |
 Richer | 1.66 (1.18–2.34) | 0.003 | 1.33 (0.93–1.88) | 0.115 |
 Richest | 1.00 |  | 1.00 |  |
Place of residence a, b | ||||
 Urban | 1.00 |  | 1.00 |  |
 Rural | 1.31 (1.09–1.58) | 0.004 | 0.82 (0.66–1.03) | 0.092 |
Survey year a, b | ||||
 2014 | 1.00 |  | 1.00 |  |
 2017–18 | 0.51 (0.43–0.60) |  < 0.001 | 0.59 (0.49–0.70) |  < 0.001 |