Table 4.
Univariate and Multivariate analysis of knowledge, attitude, and practice associated with iodine concentration.
| Iodine content category | Univariate |
Multivariate |
|||
|---|---|---|---|---|---|
| OR (95%CI) | p-value | OR (95% CI) | p-value | ||
| Inadequately iodized | Attitude | 1.027 (0.630–1.674) | 0.916 | 1.103 (0.619–1.965) | 0.739 |
| Knowledge | 0.984 (0.620–1.561) | 0.945 | 0.953 (0.556–1.633) | 0.860 | |
| Practice | 2.042 (1.048–3.981) | 0.036 | 2.056 (1.050–4.025) | 0.035 | |
| Adequately iodized | Attitude | 2.295 (1.500–3.513) | 0.000 | 2.838 (1.700–4.735) | 0.000 |
| Knowledge | 1.332 (0.897–1.976) | 0.155 | 0.795 (0.497–1.270) | 0.593 | |
| Practice | 3.184 (1.752–5.786) | 0.000 | 3.884 (2.029–7.433) | 0.000 | |
"No iodized salt" was set as the reference category, level of significance at 5%.