Table 3

Nutritional and body compositional parameters across 4 months of acclimation

Month 1: 24°CMonth 2: 19°CMonth 3: 24°CMonth 4: 27°CPtrend
Dietary intake
 Caloric (kcal/day)2,530 ± 3212,620 ± 4122,623 ± 3422,514 ± 3590.32
 Protein (g/day)126 ± 16131 ± 19131 ± 15127 ± 180.35
 Fat (g/day)88 ± 991 ± 1393 ± 1186 ± 100.16
 Carbohydrate (g/day)319 ± 42331 ± 51329 ± 44320 ± 480.44
Appetite/hunger VAS
 Hunger AUC13.1 ± 6.320.7 ± 7.017.5 ± 6.115.5 ± 3.50.13
 Satiety AUC35.8 ± 4.625.7 ± 8.525.5 ± 5.427.9 ± 7.90.09
 Desire to eat AUC14.6 ± 4.320.1 ± 3.4a,b17.9 ± 4.216.5 ± 5.30.003
Body composition
 Body weight (kg)74.4 ± 7.374.8 ± 7.574.9 ± 7.474.7 ± 7.70.72
 Lean mass (kg)55.8 ± 6.056.3 ± 6.156.6 ± 6.356.1 ± 6.40.56
 Fat mass (kg)14.6 ± 0.514.5 ± 0.814.6 ± 1.414.7 ± 1.70.95
 % body fat20.92 ± 2.0020.62 ± 1.6420.64 ± 2.2220.88 ± 2.510.99
  • Data are means ± SD. At the end of each testing month, subjects underwent acute thermometabolic evaluation at either 24°C or 19°C.

  • aP < 0.05 (month 1 vs. 2),

  • bP < 0.05 (months 2 vs. 4) compared with matching measurement at same temperature performed at respective months as indicated.