Table 3 The prevalence (%) of DED and its signs and symptoms by age and gender. Data are presented for the worse eye only
|  | N | OSDI score ≥ 13 | TBUT ≤ 10 s | Schirmer test ≤ 5 mm | Corneal fluorescein staining ≥ 1 | DED |
|---|---|---|---|---|---|---|
N (%) (95% CI) | N (%) (95% CI) | N (%) (95% CI) | N (%) (95% CI) | N (%) (95% CI) | ||
Age groups | ||||||
18–25 | 179 | 107 (60%) | 123 (68.8%) | 10(5.6%) | 90 (50.4%) | 107 (59.8%) |
(52.5–66) | (64–73.3) | (2.2–9.2) | (43.4–56.5) | (52.5–66.7) | ||
26–45 | 225 | 126 (56.2%) | 170 (75.6%) | 22 (9.8%) | 132(59.1%) | 127 (56.4%) |
(50–63.6) | (73–77.9) | (6.1–14.8) | (52.9–64.1) | (50.2–63.6) | ||
>45 | 365 | 256 (70.8%) | 270(74.2%) | 39(0.7%) | 273 (75.1%) | 258 (70.7%) |
(65.7–74.7) | (71.5–76.4) | (7.7–14) | (72.9–77.2) | (66–75.3) | ||
Male | 364 | 205 (56.5%) | 185 (51%) | 19 (5.2%) | 232 (64.1%) | 207 (57%) |
(51.8–60.9) | (48.2–54) | (2.8–7.4) | (60.2–67.6) | (52–61.5) | ||
Female | 405 | 286 (70.8%) | 223 (55.3%) | 52 (12.8%) | 264 (65.2%) | 285 (70.4%) |
(66.4–75.3) | (53.3–57.3) | (9.9–16.3) | (62–68.9) | (66.4–75.1) | ||