Table 3. Bland-Altman results during all week.
| Polar V800’s outcome | ActiTrainer’s outcome | BIAS | SD | LOA | rp | P |
|---|---|---|---|---|---|---|
| TEE (Kcal) | TEE (Kcal) | 957.5 | 679.9 | −375.2 to 2,290 | −0.015 | 0.868 |
| TEE-RMR (Kcal) | −431.8 | 604.4 | −1,616 to 752.8 | 0.627* | <0.001 | |
| Sitting time (min) | Sedentary time (min) | −45.5 | 100.4 | −242.3 to 151.2 | −0.046 | 0.616 |
| Active time (min) (standing + walking + running) | Light + lifestyle + moderate + vigorous + very vigorous (min) | 32.0 | 52.0 | −69.8 to 133.8 | 0.323* | <0.001 |
| Walking time (min) | Lifestyle time (min) | −2.0† | 31.9 | −64.0 to 60.4 | 0.375* | <0.001 |
| Moderate time (min) | 5.2 | 27.1 | −47.9 to 58.3 | 0.358* | ||
| Non-vigorous active time (min) (standing + walking) | Light + lifestyle + moderate (min) | 18.5 | 53.7 | −86.6 to 123.7 | 0.339* | <0.001 |
| Vigorous active time (min) (running) | Vigorous + very vigorous (min) | 12.8 | 37.1 | −59.8 to 85.1 | 0.735* | <0.001 |
| Steps | Steps | 2,487 | 2,293 | −6,982 to 2,008 | 0.395* | <0.001 |
rp, Pearson’s correlation coefficient; †, P>0.05 for the paired-samples t-test; *, P<0.05 for the Pearson’s correlation coefficient. BIAS, is expressed as mean; SD, standard deviation; LOA, limits of agreement at 95%; TEE, total energy expenditure. RMR, resting metabolic rate for the Polar V800.