Table 3.
Intraclass correlation coefficient for heart rate between exercise intensities (RPE 17 and MAX INT) within the same exercise mode.
| Machine | ICC | 95% interval confidence | Sig |
|---|---|---|---|
| r_BIKE | 0.934 | 0.875–0.966 | p < 0.001 |
| u_BIKE | 0.974 | 0.950–0.986 | p < 0.001 |
| s_BIKE | 0.969 | 0.941–0.984 | p < 0.001 |
| ROW | 0.981 | 0.963–0.990 | p < 0.001 |
| ELLIP | 0.972 | 0.946–0.985 | p < 0.001 |
| STAIR | 0.916 | 0.842–0.957 | p < 0.001 |
| TMILL | 0.957 | 0.918–0.978 | p < 0.001 |
r_BIKE, recumbent bike; u-BIKE, upright bike; s-BIKE, spin bike; ROW, rowing machine; ELLIP, elliptical trainer; STAIR, stair climber; TMILL, treadmill; ICC, intraclass correlation coefficient; Sig, level of significance.