Table 3.

Association between cause of visual impairment and hospital admission

	Model 1		Model 2		Model 3
	Rate ratio	95% CI	Rate ratio	95% CI	Rate ratio	95% CI
Visual acuity 6/9 or better	1		1		1
AMD	1.32	0.98,1.79	0.96	0.70,1.32	1.13	0.83,1.54
Cataract	1.46	1.09,1.96	1.20	0.86,1.67	1.31	0.96,1.78
Other causes	1.42	1.02,1.97	1.11	0.74,1.67	1.28	0.89,1.86
Refractive error	1.31	1.04,1.66	1.13	0.87,1.45	1.20	0.94,1.54
Cause unknown	1.28	0.89,1.83	1.14	0.78,1.68	1.18	0.82,1.70

CI: confidence intervals

49 practices; people with MMSE score of less than 12 were excluded; analyses take into account the cluster design of the study

Model 1: adjusted age and sex

Model 2: adjusted age, sex, housing tenure, financial difficulties, smoking, depression, diabetes, reported major illness, self-reported health, falls, ADL, self-reported activity, MMSE.

Model 3: adjusted age, sex, housing tenure, financial difficulties, smoking, diabetes, reported major illness, MMSE.