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Table 2 Mean (±SD) of the error statistics from each individual for both WBGT conditions and across all work and recovery periods (°C, n = 8)

From: Validity of a noninvasive estimation of deep body temperature when wearing personal protective equipment during exercise and recovery

Item Ex 1 R 1 Ex 2 R 2 Ex 3 R 3 Interaction
F P
Systematic bias   0.15 0.979
 WBGT 21 0.09 ± 0.27 0.01 ± 0.31 0.12 ± 0.21 −0.01 ± 0.37 0.15 ± 0.34 0.16 ± 0.35  
 WBGT 29 0.07 ± 0.28 −0.04 ± 0.23 0.07 ± 0.22 − 0.11 ± 0.17 0.11 ± 0.20 0.07 ± 0.34  
LoA   1.23 0.316
 WBGT 21 0.23 ± 0.07 0.39 ± 0.13 0.30 ± 0.11 0.32 ± 0.07 0.28 ± 0.10 0.30 ± 0.07  
 WBGT 29 0.37 ± 0.21 0.40 ± 0.23 0.22 ± 0.09 0.30 ± 0.13 0.24 ± 0.11 0.31 ± 0.23  
RMSE   1.51 0.213
 WBGT 21 0.26 ± 0.14 0.33 ± 0.15 0.26 ± 0.11 0.34 ± 0.19 0.34 ± 0.18 0.36 ± 0.19  
 WBGT 29 0.33 ± 0.11 0.29 ± 0.14 0.22 ± 0.12 0.24 ± 0.08 0.23 ± 0.11 0.36 ± 0.13  
MAE   1.179 0.339
 WBGT 21 0.24 ± 0.14 0.29 ± 0.15 0.23 ± 0.11 0.30 ± 0.20 0.31 ± 0.19 0.33 ± 0.19  
 WBGT 29 0.29 ± 0.10 0.25 ± 0.12 0.20 ± 0.12 0.21 ± 0.08 0.21 ± 0.12 0.33 ± 0.14  
  1. Ex Exercise period, R Recovery period, LoA 95% limits of agreement, RMSE Root mean square error, MAE Mean absolute error, WBGT Wet bulb globe temperature