Mean (SD) thermal thresholds for warm, cold, and neutral zone and heat pain as measured for the left and right hand sides at the thenar eminence and digit 2, and mean (95% CI) difference between the left and right hand
| Test site | Modality |
Right hand °C |
Left hand °C |
Right-left difference °C | 95% CI | |
| Digit 2 | Warmth | 34.34 (3.2) | 33.80 (3.1) | 0.54 | 0.13 to 0.95 | |
| Cold | 25.09 (3.0) | 25.28 (3.1) | −0.20 | −0.57 to 0.18 | ||
| Neutral zone | 9.25 (5.3) | 8.51 (5.6) | 0.73 | 0.09 to 1.38 | ||
| Heat pain | — | — | — | — | ||
| Thenar | Warmth | 31.16 (1.4) | 30.74 (1.4) | 0.42 | 0.25 to 0.58 | |
| Cold | 27.16 (1.3) | 27.38 (1.0) | −0.22 | −0.36 to −0.07 | ||
| Neutral zone | 4.00 (2.3) | 3.36 (1.9) | 0.64 | 0.37 to 0.90 | ||
| Heat pain | 46.12 (2.7) | 46.00 (2.6) | 0.12 | −0.14 to 0.38 | ||