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Occup Environ Med 58:472-478 doi:10.1136/oem.58.7.472
  • Paper

Quantitative thermal perception thresholds relative to exposure to vibration

Table 4

Rate ratios (95 % CIs) for cumulative exposure versus non-exposure to vibration (lifetime and follow up period)

Test site Hand side Exposure period Warmth Cold Neutral zone Heat pain
RR 95% CI RR 95% CI RR 95% CI RR 95% CI
Digit 2 Right Lifetime exposure 1.30 0.57 to 2.94 1.09 0.47 to 2.73 0.86 0.42 to 1.76
Left 1.66 0.75 to 3.65 1.41 0.53 to 3.74 2.48 0.89 to 6.94
Right 1987–92 exposure 1.20 0.55 to 2.62 1.86 0.79 to 4.36 1.08 0.50 to 2.31
Left 2.24 0.79 to 4.36 1.86 0.79 to 4.36 3.55 1.69 to 7.49
Thenar Right Lifetime exposure 2.32 0.93 to 5.80 4.03 0.96 to 16.99 4.28 1.02 to 17.96 1.46 1.19 to 1.79
Left 2.14 1.18 to 4.25 2.35 0.70 to 7.88 2.20 0.65 to 7.44 1.59 0.54 to 4.69
Right 1987–92 exposure 1.65 0.83 to 3.29 3.20 1.34 to 7.65 2.84 1.22 to 6.59 2.41 1.06 to 5.52
Left 1.57 0.69 to 3.57 3.65 1.47 to 9.09 1.97 0.78 to 5.02 1.16 0.43 to 3.15

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