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Table 4 Mean QST parameters in S1 in the study and control groups

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

S1 region/parameter Study group
n = 41
Control group
n = 36
p-value
mean SD Mean SD
cold sensation (°C) 26.5 2.08 28.5 1.92 0.0001
warm sensation (°C) 38.8 3.20 36.5 2.01 0.0011
cold pain (°C) 18.9 7.24 21.9 5.01 0.0012
hot pain (°C) 44.6 3.01 41.9 1.87 0.0000
vibratory limits (μ) 7.1 6.44 2.8 1.16 0.0001
  1. °C degrees Celsius, μ microns