Table 1.
Baseline Characteristics of Patients with Rhegmatogenous Retinal Detachment Seeking Treatment during the 2020 Coronavirus Disease 2019 Pandemic, Those in the Primary 2019 Control Cohort, and Those in the Secondary 2018 Control Cohort
| 2018 Control | 2019 Control | 2020 Cohort | |
|---|---|---|---|
| No. of patients | 103 | 111 | 82 |
| Male gender (%) | 67.0 | 62.2 | 68.3 |
| Age (yrs), mean ± SD | 56.3 ± 14.5 | 59.0 ± 13.5 | 58.5 ± 13.3 |
| White race (%) | 82.5 | 80.1 | 85.4 |
| Mean zip code-derived median regional income (USD), mean ± SD | 76 265 ± 24 973 | 79 859 ± 27 910 | 74 598 ± 23 279 |
| Established patient (%) | 17.5 | 23.4 | 18.3 |
| Distance from repair site (miles), mean ± SD | 22.9 ± 18.7 | 26.5 ± 24.6 | 23.4 ± 23.4 |
SD = standard deviation; USD = United States dollars.
No significant differences were found in demographic characteristics between the 2018 and 2019 control cohorts or between the 2019 control and 2020 pandemic cohorts.