Table 6 Multivariate logistic regression analysis of association between never taking MDA medication and individual/household risk factors; weighted and adjusted for survey design (n = 844)
Risk factor | Without age–gender interaction term | With age–gender interaction term | ||||
|---|---|---|---|---|---|---|
aORa | 95% CI | P | aORb | 95% CI | P | |
Individual risk factors | ||||||
 Age group (years) |  |  |  |  |  |  |
  0–14 | 2.66 | 1.08–6.62 | 0.035 | 4.80 | 1.40–16.42 | 0.015 |
  15–29 | 1.83 | 0.91–3.70 | 0.089 | 3.78 | 1.23–11.66 | 0.023 |
  30–44 (ref) | 1.00 |  |  | 1.00 |  |  |
  45–59 | 1.28 | 0.64–2.55 | 0.476 | 3.37 | 1.0–10.32 | 0.035 |
  60+ | 4.03 | 1.53–10.59 | 0.007 | 12.82 | 3.34–49.18 | 0.001 |
 Male gender | 1.88 | 1.10–3.23 | 0.024 | 6.89 | 2.13–22.28 | 0.002 |
 Age-gender (male) interaction |  |  |  |  |  |  |
  0–14 |  |  |  | 0.38 | 0.07–2.10 | 0.253 |
  15–29 |  |  |  | 0.29 | 0.07–1.16 | 0.078 |
  30–44 (ref) |  |  |  | 1.00 |  |  |
  45–59 |  |  |  | 0.17 | 0.04–0.68 | 0.015 |
  60+ |  |  |  | 0.10 | 0.02–0.45 | 0.004 |
 Moved to current village of residence | 2.57 | 1.08–6.15 | 0.035 | 2.62 | 1.12–6.11 | 0.027 |
 Ever declined MDA medication | 10.52 | 3.86–28.72 | < 0.001 | 11.82 | 4.25–32.91 | < 0.001 |
Household risk factors | ||||||
 Township |  |  |  |  |  |  |
  Amarapura | 2.41 | 1.14–5.12 | 0.024 | 2.48 | 1.15–5.31 | 0.022 |
  Patheingyi | 2.07 | 0.69–6.17 | 0.183 | 1.89 | 0.63–5.68 | 0.246 |
  Tada-U | 0.55 | 0.24–1.23 | 0.136 | 0.55 | 0.24–1.26 | 0.149 |
  Wundwin (ref) | 1.00 |  |  | 1.00 |  |  |
 Total number of MDA programme visits (by n of 6) | 0.67 | 0.46–0.97 | 0.033 | 0.69 | 0.48–1.00 | 0.047 |
 Proportion of household present during last MDA (by ratio) | 0.17 | 0.04–0.80 | 0.026 | 0.16 | 0.03–0.74 | 0.021 |