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Table 2 Measure of agreement between hand-held thermometer and thermal imaging device at five ROIs

From: Reliability of a novel thermal imaging system for temperature assessment of healthy feet

ROIs Mean temperature difference (°C) between instrumentsa (95% C.I.) P-value ICC (95% C.I.)
1st toe 0.04 (− 0.01, 0.10) 0.18 0.95 (0.93; 0.97)
4th toe 0.03 (− 0.05, 0.12) 0.42 0.94 (0.92; 0.96)
1st metatarsal head −0.01 (− 0.05, 0.04) 0.81 0.97 (0.95; 0.98)
3rd metatarsal head 0.11 (0.05, 0.17) < 0.001 0.96 (0.94; 0.97)
5th metatarsal head 0.21 (0.16, 0.27) < 0.001 0.94 (0.91; 0.96)
  1. aHand-held thermometer minus thermal imaging device