Table 1 Sociodemographic and economic characteristics of study sample by median urinary iodine concentration (N = 358)
Variable | N (percentage) | Median UIC in μg/l (IQR) |
|---|---|---|
Age in years | ||
 < 8 | 36(10.1) | 237.5[150.3235.4] |
 8–10 | 102(28.5) | 206.8[155.6303.1] |
 > 10 | 220(61.5) | 239.7[161.7327.6] |
Sex | ||
 Male | 155 (43.3) | 238.1 [156.1, 326.9] |
 Female | 203 (56.7) | 228.0 [161.8, 314.8] |
Residence | ||
 Urban | 69 (19.3) | 254.8 [207.8, 319.1]* |
 Rural | 289 (80.7) | 228.0 [151.1, 321.1]* |
Religion | ||
 Orthodox | 351 (98.0) | 235.4 [161.3, 323.5] |
 Muslim | 7 (2.0) | 230.4 [120.2, 260.6] |
Maternal educational status | ||
 Illiterate | 284(79.3) | 235.8[161.3, 314.6] |
 Elementary school(grade 1–8) | 40 (11.2) | 226.8 [165.9352.8] |
 High school(grade 9–10) | 19 (5.3) | 236.2 [139.7339.4] |
 Preparatory school(grade11–12), College/ university | 15(4.2) | 234.2[152.6, 279.2] |
Paternal educational status | ||
 Illiterate | 239(66.7) | 236.5 [161.7, 320.1] |
 Elementary school(grade1–8) | 79 (22.1) | 220.5 [147.7, 313.0] |
 High school(grade 9–10) | 16 (4.5) | 254.4 [231.4, 343.6] |
 Preparatory school(grade11–12), College/ university | 24(6.7) | 227.5[144.1, 353.1] |
 Preparatory school(grade11–12) | 8 (2.2) | 249.3 [159.5, 406.0] |
 College/ university | 16 (4.5) | 209.4 [139.8, 333.5] |
Maternal marital status | ||
 Single a | 9 (2.5) | 236.5 [175.6, 312.4] |
 Married | 313 (87.4) | 234.5 [159.6, 324.0] |
 Divorced | 15 (4.2) | 256.7 [165.9, 324.8] |
 Widowed | 21 (5.9) | 211.0 [124.2, 284.9] |
Wealth Index | ||
 Poor | 118 (33.0) | 231.7 [163.3304.6] |
 Medium | 121 (33.8) | 224.1 [140.4322.7] |
 Rich | 119 (33.2) | 238.6 [169.1330.5] |