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. Author manuscript; available in PMC: 2010 Feb 1.
Published in final edited form as: Med Sci Sports Exerc. 2009 Feb;41(2):279–289. doi: 10.1249/MSS.0b013e318185d341

Table 2.

Baseline, final exercise and change in Tc by day of acclimation

Day 1 Day 2 Day 3 Day 4 Day 5 Day 6 Day 6 – Day 1
Baseline Tc, °C
 Lean 37.41 ± 0.06 37.28 ± 0.06 37.35 ± 0.04 37.30 ± 0.06 37.22 ± 0.04 37.18 ± 0.04 −0.23 ± 0.04
 Obese 37.62 ± 0.06* 37.44 ± 0.08* 37.47 ± 0.10* 37.47 ± 0.08* 37.45 ± 0.05* 37.41 ± 0.04* −0.21 ± 0.06
Final Exercise Tc, °C
 Lean 38.17 ± 0.09 37.99 ± 0.06 37.95 ± 0.05 37.87 ± 0.06 37.78 ± 0.07 37.72 ± 0.06 −0.45 ± 0.08
 Obese 38.15 ± 0.05 38.19 ± 0.08 38.06 ± 0.06 38.07 ± 0.07 37.96 ± 0.05 37.89 ± 0.05 −0.26 ± 0.04*
Δ Tc per trial, °C
 Lean 0.77 ± 0.08 0.72 ± 0.06 0.60 ± 0.04 0.58 ± 0.02 0.56 ± 0.04 0.54 ± 0.02 −0.23 ± 0.09
 Obese 0.53 ± 0.07 0.76 ± 0.12 0.58 ± 0.10 0.61 ± 0.11 0.51 ± 0.06 0.48 ± 0.08 −0.05 ± 0.07

Values are means ± SE for 7 lean and 7 obese subjects. Tc, body core temperature; ΔTc = Final Exercise Tc − Baseline Tc.

*

Significant group difference at P < 0.05.

Significantly different from day 1 within group at P < 0.05.