Table 4 Iodine content of salt samples from households and local selling points in South Tajikistan, 2009
From: Iodine nutritional status and risk factors for goitre among schoolchildren in South Tajikistan
School nr | Â | Sample from household (qualitative method) | Sample from household (titration method) | Sample from local selling point (titration method) | ||||
|---|---|---|---|---|---|---|---|---|
|  |  | 0 ppm | < 15 ppm | ≥ 15 ppm |  |  |  |  |
| Â | Nr | Nr (%) | Nr (%) | Nr (%) | Nr | Median (25th, 75th percentile) | Nr | Median (25th, 75th percentile) |
1 | 61 | 16 (26.2) | 38 (62.3) | 7 (11.5) | 16 | 5.3 (2.7, 6.3) | 5 | 14.8 (10.6, 15.9) |
2 | 59 | 25 (42.3) | 24 (40.7) | 10 (17.0) | 15 | 2.1 (0, 6.3) | 4 | 3.7 (3.2, 4.8) |
3 | 59 | 16 (27.1) | 27 (45.8) | 16 (27.1) | 15 | 12.7 (5.3, 23.3) | 3 | 10.6 (6.3, 11.6) |
4 | 63 | 57 (90.5) | 4 (6.3) | 2 (3.2) | 16 | 5.8 (4.2, 10.5) | 12 | 6.1 (5.3, 8.5) |
5 | 49 | 4 (8.2) | 17 (34.7) | 28 (57.1) | 13 | 6.3 (5.3, 10.6) | 8 | 6.4 (5.3, 10.1) |
6 | 54 | 19 (35.2) | 25 (46.3) | 10 (18.5) | 14 | 5.8 (0, 10.6) | 9 | 6.3 (6.3, 10.6) |
7 | 66 | 4 (6.1) | 20 (30.3) | 42 (63.6) | 17 | 15.9 (10.6, 37) | 7 | 10.6 (6.3, 14.8) |
8 | 66 | 38 (57.6) | 12 (18.2) | 16 (24.2) | 17 | 5.3 (4.2, 10.6) | 11 | 7.4 (5.3, 10.6) |
9 | 62 | 10 (16.1) | 27 (43.6) | 25 (40.3) | 14 | 5.3 (5.3, 6.3) | 2 | 8.0 (5.3, 10.6) |
10 | 50 | 5 (10.0) | 7 (14.0) | 38 (76.0) | 12 | 3.7 (0, 12.7) | 4 | 4.8 (4.2, 8.0) |
Total | 589 | 194 (32.9) | 201 (34.1) | 194 (32.9) | 149 | 5.3 (4.1, 11.6) | 65 | 7.4 (5.3, 10.6) |