Table 2.
Mean (SD) percentage agreement and number (%) of participants with scores within 5%, 10% and 15% of the criterion measure for each comparison
| Comparison | Percentage agreement | 5% agreement | 10% agreement | 15% agreement |
|---|---|---|---|---|
| 2MWT Fitbit versus visual count | 0% (4%) | 27 (84%) | 31 (97%) | 32 (100%) |
| 2MWT Fitbit versus ActiGraph | 7% (16%) | 24 (75%) | 27 (84%) | 27 (84%) |
| 2MWT ActiGraph versus visual count | 6% (10%) | 22 (69%) | 25 (78%) | 28 (88%) |
| 7-day average steps/day Fitbit versus ActiGraph | 13% (25%) | 11 (34%) | 16 (50%) | 21 (66%) |
The latter measure in each comparison was used as the criterion measure.
2MWT, 2 min walk test.