Table 3.
GEE-negative binomial model of the impact of first and second eye cataract surgeries on the number of falls for older adults with bilateral cataract
| IRR | 95% CI | p-values | |
|---|---|---|---|
| Cataract surgery | |||
| Before first eye surgery | 1 | ||
| After first eye surgery | 0.458 | 0.215–0.974 | 0.043* |
| After second eye surgery | 0.268 | 0.114–0.628 | 0.002* |
| Gender | |||
| Female | 1 | ||
| Male | 0.728 | 0.303–1.749 | 0.479 |
| Age group (years) | |||
| 55–64 | 1 | ||
| 65–74 | 1.086 | 0.381–3.090 | 0.876 |
| 75–84 | 0.757 | 0.256–2.222 | 0.614 |
| 85+ | 1.898 | 0.414–8.697 | 0.409 |
| Marital status | |||
| Single | 1 | ||
| Married/de facto | 0.346 | 0.142–0.845 | 0.020* |
| Living arrangements | |||
| Lives with someone else | 1 | ||
| Lives alone | 2.259 | 0.957–5.329 | 0.063 |
| Sufficient physical activity | |||
| Yes | 1 | ||
| No | 0.955 | 0.453–2.014 | 0.905 |
| Prescribed medications | |||
| Yes | 1 | ||
| No | 0.614 | 0.229–1.648 | 0.334 |
Note:
*
Significant at p<0.05.
Abbreviations: GEE, generalized estimating equation; IRR, incidence rate ratio.