25 | Cohort (R) using the Health and Retirement Study (HRS) | n=6854, aged 51–61 | Self report | Yes | Odds of occupational injury: increased for those with poor sight OR 1.53 (95% CI 1.11 to 2.09) |
24 | Cohort (R) using the National Health Interview Survey (NHIS) | n=459, 827, aged 18–65 | Self report | Yes | Odds of occupational injury: increased for the blind OR 3.21 (95% CI 1.32 to 7.85), but not for the visually impaired OR 1.37 (95% CI 0.87 to 2.17) |
53 | Cohorts (R) reanalysis | Participants in the NHIS and HRS | Self report | Yes | Odds of occupational injury: increased in subjects with poor vision in HRS study OR 1.48 (95% CI 1.07 to 2.06), but not in NHIS study OR 2.42 (95% CI 0.77 to 7.60) |