Table 3.
Comparing differences between crude analysis (simple logistic regression) and adjusted analysis (multiple logistic regression) on factors associated with anaemic children under-five, in Ghana, 2011
| Crude analysis | Adjusted analysis | |||
|---|---|---|---|---|
| Covariates/exposure | OR (95% CI) | p-value | OR (95%) | p-value |
| NHIS membership (main exposure variable) | ||||
| No | 1 | 1 | 1 | 0.000*** |
| Yes | 0.59 (0.49-0.72) | 0.000*** | 0.36 (0.23-0.55) | |
| Sex | ||||
| Male | 1 | 1 | 1 | 0.286 |
| Female | 0.74 (0.63-0.88) | 0.001** | 0.79 (0.51-1.22) | |
| Age in months | ||||
| 6–11 | 1 | 0.034* | 1 | 0.638 |
| 12–23 | 1.25 (0.91-1.71) | 0.69 (0.15-0.19) | ||
| 24–35 | 0.70 (0.50-0.97) | 0.51 (0.12-2.16) | ||
| 36–47 | 0.62 (0.48-0.84) | 0.51 (0.13-2.06) | ||
| 48-59 | 0.51 (0.36-0.71) | 0.30 (0.07-1.28) | ||
| Mothers education | ||||
| None | 1 | 0.000*** | 1 | 0.02* |
| Primary | 0.70 (0.55-0.89) | 0.83 (0.63-1.10) | ||
| Secondary | 0.45 (0.36-0.57) | 0.64 (0.49-0.83) | ||
| Tertiary | 0.33 (0.24-0.47) | 0.68 (0.45-1.02) | ||
| Geographic location | ||||
| Rural | 1 | 1 | 1 | 0.396 |
| Urban | 0.53 (0.46-0.65) | 0.000*** | 0.79 (0.47-1.35) | |
| Socioeconomic status | ||||
| Poorest | 1 | 0.000*** | 1 | 0.000*** |
| Second | 0.63 (0.49-0.18) | 0.66 (0.37-1.18) | ||
| Middle | 0.46 (0.34-0.63) | 0.37 (0.20-0.69) | ||
| Fourth | 0.33 (0.24-0.45) | 0.39 (0.20-0.76) | ||
| Richest | 0.21 (0.15-0.28) | 0.13 (0.07-0.25) | ||
*p < 0.05, **p < 0.01, ***p < 0.001 significant levels.