Table 4.
Bland Altman analysis of RMR repeated measures in all participants (n 20) on T1 and T2. Agreement within machines (intra-machine variability) was calculated by comparing differences between repeated measures within the same machine (GEM, DT and ECAL)
| GEM | DT | ECAL | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (T1, T2) | (T1, T2) | (T1, T2) | ||||||||||
| MD | sd | LOA | MD | sd | LOA | MD | sd | LOA | ||||
| VCO2 (ml/min) | −1·2 | 21·2 | −43·5 | 41·1 | 1·2 | 16·9 | −32·6 | 35·0 | −9·0 | 36·6 | −82·1 | 64·1 |
| VO2 (ml/min) | 0·8 | 24·3 | −47·8 | 49·5 | 5·3 | 16·8 | −28·2 | 38·8 | −17·7 | 36·5 | −90·7 | 55·3 |
| RMR (kJ/d) | 10·2 | 700·7 | −1391·2 | 1411·6 | 130·3 | 489·1 | −847·8 | 1108·4 | −475·3 | 1083 | −2641·3 | 1690·6 |
| RQ | −0·01 | 0·05 | −0·10 | 0·08 | −0·01 | 0·05 | −0·12 | 0·09 | 0·02 | 0·08 | −0·14 | 0·19 |
| CHO ox (kJ/min) | −0·14 | 0·73 | −1·60 | 1·33 | −0·16 | 0·78 | −1·72 | 1·40 | 0·19 | 1·40 | −2·61 | 3·00 |
| FAT ox (kJ/min) | 0·14 | 0·78 | −1·41 | 1·7 | 0·25 | 0·73 | −1·20 | 1·70 | −0·52 | 1·30 | −3·11 | 2·07 |
DT, Deltatrac; T1, test day 1; T2, test day 2; MD, mean difference; sd, standard deviation; LOA, limits of agreement; RQ, respiratory quotient; CHO ox, carbohydrate oxidation; FAT ox, fat oxidation.