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Prevalence of symptomatic dry eye in each region of Thailand.
| Region | Symptomatic dry eye (n, %) | ||
|
|
Without, n=1334 (14.2) | With, n=8031 (85.8) | |
| Northern | 82 (6.1) | 645 (8.0) | |
| Northeast | 96 (7.2) | 838 (10.4) | |
| Central (except Bangkok) | 272 (20.4) | 1703 (21.2) | |
| Bangkok | 683 (51.2) | 3633 (45.3) | |
| Eastern | 85 (6.4) | 571 (7.1) | |
| Western | 33 (2.5) | 163 (2) | |
| Southern | 83 (6.2) | 478 (6) | |
