Table 1 of
Ritchie, Mol Vis 2014; 20:1281-1295. Table 1 of
Ritchie, Mol Vis 2014; 20:1281-1295.
Table 1. Descriptive statistics on eMERGE cataract data set.
| Study sample | Site | Number | Number Missing | Total | ||
|---|---|---|---|---|---|---|
| 7397 | 0 | 7397 | ||||
| Marshfield Clinic | Total | 3914 (52.91%) | ||||
| Cases | 2557 | |||||
| Controls | 1357 | |||||
| Mayo Clinic | Total | 952 (12.87%) | ||||
| Cases | 606 | |||||
| Controls | 346 | |||||
| Group Health | Total | 2346 (31.72%) | ||||
| Cases | 2235 | |||||
| Controls | 111 | |||||
| Vanderbilt | Total | 185 (2.50%) | ||||
| Cases | 105 | |||||
| Controls | 80 | |||||
| White | 7109 (96.11%) | |||||
| Race | Black | 114 (1.54%) | 0 | 7397 | ||
| (p=0.1157) | ||||||
| Other | 174 (2.35%) | |||||
| Case-Control Cataract | Cases | 5503 | 0 | 7397 | ||
| Controls | 1894 | |||||
| Cataract Age at Diagnosis (Case only) | Mean±SD | 70.50±8.09 | 7296 | 101 | 7397 | |
| Median | 71 | |||||
| IQR(25%,75%) | (66,76) | |||||
| Range | 35 - 136 | |||||
| Sex | Cases | Male | 2401 | 0 | 5503 | |
| (p=0.7684) | Female | 3102 | ||||
| Controls | Male | 819 | 0 | 1894 | ||
| Female | 1075 | |||||
| Birthdate Year** | Cases | Mean±SD | 2.3211±1.01 | 5462 | 41 | 5503 |
| (p<0.0001) | Median | 2 | ||||
| IQR(25%,75%) | (1,3) | |||||
| Range | 1.000 - 5.000 | |||||
| Controls | Mean±SD | 4.07±0.936 | 1893 | 1 | 1894 | |
| Median | 4 | |||||
| IQR(25%,75%) | (4,5) | |||||
| Range | 1.000 - 6.000 | |||||
| Diabetes (p<0.0001) | Cases | Yes | 921 | 2613 | 5503 | |
| No | 1969 | |||||
| Controls | Yes | 306 | 323 | 1894 | ||
| No | 1265 |