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Table 5 Dispersion (the temperature difference between feeling pain and temperature sensation) of low (cold) and high (warm) temperatures (in °C) in the C8 and S1 skin regions

From: The impact of chronic co-exposure to different heavy metals on small fibers of peripheral nerves. A study of metal industry workers

Skin region/parameter study group
n = 41
control group
n = 36
p-value
mean SD Mean SD
C8 cold dispersion (°C) 11.25 3.47 7.14 3.10 < 0.0001
C8 warm dispersion (°C) 8.24 4.86 5.41 2.58 0.0015
S1 cold dispersion (°C) 6.95 4.91 6.59 3.76 0.7849
S1 warm dispersion (°C) 5.85 2.32 5.34 1.81 0.3153
  1. °C degrees Celsius