Respondents’ reasons for choosing NIS (%)
| City | n | Percent | Reasons | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Iodine sufficient | Not IDD endemia | Patient* | IS is harmful | IS bad taste | Cheap | Others | |||
| Capital city Total | 211 | 6.7 | 40.0 | 13.3 | 9.0 | 10.5 | 2.9 | 1.4 | 23.3 |
| Coastal city Total | 270 | 15.7 | 27.7 | 17.7 | 5.2 | 8.1 | 4.0 | 1.5 | 29.9 |
| Total | 481 | 9.9 | 33.1 | 16.6 | 7.3 | 9.1 | 3.5 | 1.5 | 27.0 |
*Patients with thyroid disease for whom it is not feasible to take IS.
Some provinces had small sample sizes; the proportions refer to large ones; n: number that chose NIS; %: NIS choosing rate, the reason for choosing NIS was a multiple choice question. IDD, iodine deficiency disorder; IS, Iodised salt; NIS, non-iodised salt.