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Hospital admission in visually impaired people aged 75 years and above |
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| Model 1 |
Model 2 |
Model 3 |
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| Binocular presenting vision with usual glasses. |
Number of people with data on hospital admission |
Admissions |
Person-years |
Rate ratio |
95% CI |
Rate ratio |
95% CI |
Rate ratio |
95% CI |
|
|
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| Good vision > 6/9 |
7107 |
2302 |
13561.9 |
1 |
1 |
1 |
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| Reduced vision 6/9 to 6/18 |
5564 |
2215 |
10329.3 |
1.22 |
1.12,1.34 |
1.10 |
1.00,1.21 |
1.17 |
1.07,1.28 |
| Visually impaired < 6/18 |
1723 |
737 |
3087.3 |
1.32 |
1.19,1.47 |
1.06 |
0.94,1.20 |
1.19 |
1.06,1.34 |
|
|
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| Total |
14394 |
5254 |
26978.6 |
N in model = 14328 |
N in model = 13494 |
N in model = 13940 |
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CI: confidence intervals MMSE: mini-mental state examination 53 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. | |||||||||
Evans et al. BMC Ophthalmology 2008 8:16 doi:10.1186/1471-2415-8-16 |
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