Table 2. Visual impairment in London's homeless population by age and gender.

	n	Presenting distance visual acuity
		Low vision	Blindness	Visual impairment
		% (CI 95%)	% (CI 95%)	% (CI 95%)
Age groups
20–29	20	10 (4–8)	0	10 (4–8)
30–39	41	5 (2–12)	0	5 (2–12)
40–49	75	7 (1–13)	3 (1–7)	9 (3–15)
50–59	94	17 (9–25)	2 (1–5)	19 (11–27)
60–69	40	10 (1–19)	0	10 (1–19)
70–79	10	0	0	0
80–89	1	0	0	0
Gender
Male	253	11 (7–15)	4 (0–4)	12 (8–16)
Female	30	7 (2–16)	0	7 (2–16)
Total	283	10 (7–14)	1 (0–2)	12 (8–16)