Table 5 Sensitivity and kappa static for receipt of any CRC-related care in VA administrative data versus EHR/QI manual data abstraction
Test or Treatment | Sensitivity (95 % CI) | Kappa statistic (95 % CI) | EHR/QI and VA administrative data | Only EHR/QI data | Only VA administrative data | Neither data source |
|---|---|---|---|---|---|---|
Colonoscopy | 0.855 (0.797, 0.899) | 0.66 (0.59, 0.72) | 171 | 29 | 69 | 349 |
Carcinoembryonic antigen | 0.497 (0.446, 0.549) | 0.35 (0.28, 0.42) | 190 | 192 | 24 | 212 |
Physician visit | 0.996 (0.984, 0.999) | 0.83 (0.78, 0.89) | 498 | 2 | 27 | 91 |
Surgical resection | 0.941 (0.918, 0.956) | 0.38 (0.21, 0.56) | 557 | 35 | 10 | 16 |
Neo-adjuvant chemotherapy | 0.917 (0.764, 0.978) | 0.53 (0.40, 0.65) | 33 | 3 | 48 | 534 |
Adjuvant chemotherapy | 0.651 (0.577, 0.718) | 0.55 (0.48, 0.63) | 121 | 65 | 48 | 383 |
Neo-adjuvant radiation | 0.518 (0.407, 0.626) | 0.60 (0.49, 0.71) | 44 | 41 | 3 | 530 |
Adjuvant radiation | 0.686 (0.506, 0.826) | 0.21 (0.09, 0.34) | 24 | 11 | 111 | 472 |