| CFS, patients, No. (%) | ||
HFRSa | Non-Frail | Frail | Total |
Non-Frail | 156 (79.2) | 185 (60.3) | 341 |
Frail | 41 (20.8) | 122 (39.7) | 163 |
Total | 197 (39.1) | 307 (60.9) | 504 |
 | Sp: 79.2% | Se: 39.7% |  |
 | CFS, patients, No. (%) | ||
HFRSb | Non-Frail | Frail | Total |
Non-Frail | 131 (66.5) | 30 (9.8) | 161 |
Frail | 66 (33.5) | 277 (90.2) | 343 |
Total | 197 (39.1) | 307 (60.9) | 504 |
 | Sp: 66.5% | Se: 90.2% |  |