Table 2.
Comparison of patients in automated versus manual reviews and measures of agreement for individual responses for categorical (ordinal) variables.
| Variable name | Automated vs. manual, percent agreement | Kappa coefficient (95% CI, SE) | Strength of agreement based on Kappa coefficient |
|---|---|---|---|
| Race, N = 652 | 0.91 (0.88–0.93, 0.01) | Almost perfect | |
| White Caucasian | 365/372 (98.1) | ||
| Black or African American | 138/139 (99.3) | ||
| Others | 111/141 (78.7) | ||
| Total | 614/652 (94.2) | ||
| Ethnicity, N = 652 | 0.88 (0.84–0.93, 0.02) | Almost perfect | |
| Non-Hispanic | 506/512 (98.8) | ||
| Hispanic | 97/105 (92.4) | ||
| Unknown/Not applicable | 23/35 (65.7) | ||
| Total | 626/652 (96) |
CI, Confidence interval; SE, Standard error.