From: Validation of a method for identifying nursing home admissions using administrative claims
Algorithm 1* | Algorithm 2† | Expert Review | |
---|---|---|---|
Frequency (%) of NH stay | |||
Unweighted | 6 (4.0) | 18 (12.0) | 18 (12.0) |
Weighted | 3,320 (0.6) | 5,473 (1.1) | 5,473 (1.1) |
Correspondence with expert review | |||
Agreement | |||
Unweighted | 92.0% | 98.7% | - |
Weighted | 99.6% | 99.9% | - |
Sensitivity | |||
Unweighted | 0.33 | 0.94 | - |
Weighted | 0.61 | 0.97 | - |
Specificity | |||
Unweighted | 1.00 | 0.99 | - |
Weighted | 1.00 | 1.00 | - |
Kappa (95% CI) | |||
Unweighted | 0.47 (0.22, 0.71) | 0.93 (0.85, 1.00) | - |
Weighted | 0.75 (0.74, 0.76) | 0.97 (0.96, 0.97) | - |