Skip to main content
. 2020 Jul 15;11:676. doi: 10.3389/fphys.2020.00676

TABLE 3.

Key test characteristics during test protocols.

Sauna VO2max AnaT AerT
Mean (SD) Mean (SD) Mean (SD) Mean (SD)
Test characteristics
Duration (min) 26 (2) 26 (3) 30 50
Mean HR (bpm) 86 (6) 194(7)§ 170 (6) 148 (8)
Mean W (W) 242(46)§ 181 (43) 136 (34)
Mean RPE (6–20) 7 (1) 19(1)§ 15 (1) 12 (1)
Lactate (mmol/l)
Before test/warm-up 1.1 (0.4) 1.2 (0.3) 1.1 (0.3) 1.0 (0.5)
After warm-up 1.1 1.1 (0.3) 1.1 (0.5)
Mean during test 4.0 (1.2) 1.7 (0.5)
Peak during test 11.4(3.5)§ 4.9 (1.3) 2.6 (2.1)
5 min after 0.8 (0.3) 9.9 (1.7) 3.5 (1.0) 1.2 (0.3)
Change in body composition
Body mass (kg) −0.33(0.23) −0.48(0.25) −0.65(0.24) −0.69(0.36)
Body water (l) 0.55(0.46) −0.11(0.42) 0.30 (0.76) 0.15 (0.58)
Intracellular water (l) 0.38 (0.43) −0.13(0.29) 0.13 (0.48) 0.09 (0.35)
Extracellular water (l) 0.26 (0.18) 0.01 (0.16) 0.18 (0.30) 0.06 (0.26)
Collected sweat (ml) 22 (8) 35 (27) 61 (24) 88 (48)

§Based on maximal values during the test. HR, heart rate; W, workload; RPE, rating of perceived exertion.