| Variable | Visible goiter | COR (95% CI) | AOR (95% CI) | value | Yes | No |
| Age | 15–19 | 3 (20%) | 12 (80%) | 2.7 (0.57, 13) | 1.9 (0.4, 10) | 0.20 | 20–24 | 14 (11.7%) | 105 (88.3%) | 1.5 (0.5, 4.3) | 1.3 (0.38, 3.6) | 0.35 | 25–29 | 14 (9.7%) | 130 (90.3%) | 1.2 (0.41, 3.4) | 1.0 (0.29, 2.5) | 0.54 | 30–34 | 6 (9.5%) | 57 (90.5%) | 1.1 (0.33, 4.0) | 0.9 (0.24, 2.7) | 0.66 | 35–49 | 5 (8.3%) | 55 (91.7%) | 1.00 | 1.00 | | Educational status | Illiterate | 23 (16.5%) | 116 (83.5%) | 2.5 (1.3, 4.8) | 1.5 (0.7, 3.3) | 0.28 | Literate | 19 (7.2%) | 243 (92.8%) | 1.00 | 1.00 | | Husband education | Illiterate | 20 (19.8%) | 81 (80.2%) | 3.1 (1.6, 5.9) | 1.0 (0.4, 2.5) | 0.90 | Literate | 22 (7.4%) | 276 (92.6%) | 1.00 | 1.00 | | Income | <1000ETB | 13 (18.1%) | 59 (81.9%) | 7.8 (2.1, 28.6) | 4.5 (1.1, 18.7) | 0.03 | 1000–2000 | 19 (14.5%) | 112 (85.5%) | 6.0 (1.7, 21) | 4.0 (1.0, 14.8) | 0.50 | 2001–3000 | 7 (8%) | 81 (92%) | 3.1 (0.77, 12) | 2.1 (0.5, 10.3) | 0.80 | ≥3000ETB | 3 (2.7%) | 107 (97.3%) | 1.00 | 1.00 | | Cabbage consumption | Yes | 40 (12.4%) | 282 (87.6%) | 5.5 (1.3, 23.1) | 5.2 (1.2, 22.3) | 0.02 | No | 2 (2.5%) | 77 (97.5%) | 1.00 | 1.00 | | Family size | 1–4 | 21 (7.8%) | 247 (92.2%) | 1.00 | 1.00 | | 4+ | 21 (15.8%) | 112 (84.2%) | 2.2 (1.2, 4.2) | 1.6 (0.7, 3.4) | 0.24 | Millet consumption | Yes | 31 (13%) | 207 (87%) | 2.1 (1.01, 4.2) | 1.0 (0.4, 2.3) | 0.9 | No | 11 (6.7%) | 152 (93.3%) | 1.00 | 1.00 | | Knowledge of iodized salt | Good knowledge | 16 (5.8%) | 262 (84.2%) | 1.00 | 1.00 | | Poor knowledge | 26 (21.1%) | 97 (78.9%) | 4.4 (2.3, 8.5) | 2.4 (1.1, 5.2) | 0.03 | Sweet potato consumption | Yes | 41 (11.7%) | 309 (88.3%) | 6.6 (0.9, 49.3) | 3.2 (0. 2, 15) | 0.08 | No | 1 (2.0%) | 50 (98%) | 1.00 | 1.00 | |
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