Ability of baseline characteristics and with having at least one hospital admission during follow-up, together and separately, to discriminate (C statistics) between patients who did and did not have functional decline at 8 months of follow-up
| Variable | C statistics | 95% CI |
| All seven variables combined | 0.76 | 0.69 to 0.84 |
| Age | 0.67 | 0.58 to 0.77 |
| Sex (men vs women) | 0.57 | 0.47 to 0.69 |
| Number of conditions at baseline | 0.62 | 0.51 to 0.72 |
| Charlson Index | 0.58 | 0.47 to 0.68 |
| Number of regular medications at baseline | 0.56 | 0.46 to 0.66 |
| Functional impairment at baseline | 0.61 | 0.51 to 0.71 |
| At least one hospital admission during the follow-up period | 0.63 | 0.53 to 0.73 |