Table 2.

Probability of Dry Eye by Sex and Age

	12 Months (95% CI)	24 Months (95% CI)	36 Months (95% CI)
Sex
Female	5.9 (5.7–6.0)	10.7 (10.5–10.9)	14.9 (14.7–15.2)
Male	3.0 (2.9–3.0)	5.4 (5.3–5.5)	7.7 (7.6–7.9)
Age (years)
18–24	1.7 (1.3–2.1)	2.8 (2.3–3.4)	4.7 (3.7–5.6)
25–34	1.5 (1.4–1.7)	2.9 (2.6–3.1)	4.2 (3.8–4.6)
35–44	1.9 (1.8–2.1)	3.7 (3.5–3.9)	5.4 (5.2–5.6)
45–54	2.9 (2.8–3.1)	5.5 (5.4–5.7)	8.0 (7.8–8.2)
55–64	4.6 (4.4–4.7)	8.3 (8.1–8.5)	11.8 (11.6–12.0)
65–74	8.2 (7.9–8.6)	14.5 (14.0–14.9)	19.8 (19.2–20.4)
≥75	11.2 (10.6–11.7)	18.7 (18.0–19.5)	25.1 (24.2–26.0)

Note: Data shown as %, unless otherwise indicated.

Abbreviation: CI, confidence interval.