Table 3. .

IADL Disability by Group and Severity of Vision Loss, Multivariable Analysis

	Interval	Group Predictor, OR (95% CI) (n = 191)	MD Predictor (5 db Worse) (n = 144)*	Acuity Predictor (1<ETDRS Line) (n = 107)†
Study Group
Glaucoma	vs. Control	1.4 (0.6–3.6)	—	—
AMD	vs. Control	3.4 (1.3–9.4)‡	—	—
Degree of Damage
Better-eye MD*	5 dB worse	—	1.6 (1.2–2.1)§	—
Better-eye VA†	1 < ETDRS line	—	—	1.3 (1.1–1.6)§
Covariates
Age	5 y older	1.2 (0.8–1.7)	1.1 (0.7–1.7)	1.6 (1.0–2.6)
Education	4 y less	2.0 (1.1–3.7)‡	2.4 (1.1–5.2)‡	1.2 (0.5–3.0)
Sex	Female vs. male	1.7 (0.8–3.8)	3.0 (1.0–9.0)‡	2.4 (0.7–7.7)
Comorbidity	1 additional illness	1.4 (1.1–1.8)§	1.6 (1.2–2.2)§	1.4 (1.1–2.0)‡
MMSE score	5 points less	2.4 (0.8–7.3)	1.8 (0.4–8.8)	2.5 (0.5–13.6)

^*Model run with control and glaucoma subjects only.

^†Model run with control and AMD subjects only.

^‡P < 0.05.

^§P < 0.01.