Instrument | Measurement error (MDC90)a | MIC value | MDC90 < MIC |
---|---|---|---|
de Morton Mobility Index, 0–100 points | 5.3 | 8.5 | Yes |
Hierarchical Assessment of Balance and Mobility, 0–26 points | 2.5 | 2.0 | No |
Performance Oriented Mobility Assessment, 0–28 points | 2.6 | 2.5 | No |
Short Physical Performance Battery, 0–12 points | 1.5 | 0.5 | No |
4-m gait speed test, m/sec | 0.21 | 0.11 | No |
5 × chair rise test, sec | 5.8 | 2.0–4.0 | No |
2-min walk test, m | 18.5 | 12.5 | No |
Timed Up and Go test, sec | 7.4 | NA | NA |
Barthel Index mobility subscale, 0–40 points | 5.1 | 3.5 | No |
Functional Ambulation Categories, 0–5 points | NA | 0.5 | NA |