Skip to main content

Table 3 Vibration perception thresholds in patients with carpal tunnel syndrome (CTS) sub-divided according to Padua

From: Vibration thresholds in carpal tunnel syndrome assessed by multiple frequency vibrometry: a case-control study

Index finger

8 Hz

16 Hz

32 Hz

64 Hz

125 Hz

250 Hz

500 Hz

Mild CTS (n = 11)

108.5[4.5]

116.2[10.0]

119.1[9.1]

109.0[11.9]

109.8[8.2]

117.8[10.2]

132.4[9.5]

Controls (n = 11)

99.4[6.3]

108.2[8.5]

107.8[7.3]

101.0[3.9]

97.2[9.6]

108.3[14.3]

125.3[17.1]

P-value

0.011

0.041

0.006

0.008

0.016

0.050

0.062

Moderate CTS (n = 55)

108.9[5.3]

115.6 [4.3]

117.3[7.8]

109.0[11.6]

110.5[10.7]

120.4[12.3]

133.9[15.4]

Controls (n = 55)

105.8[6.0]

113.3 [7.5]

113.6[5.0]

104.9[7.4]

102.8[9.8]

110.2[11.3]

125.9[12.7]

P-values

0.009

0.010

0.001

0.001

< 0.001

< 0.001

0.003

  1. Vibration perception thresholds are expressed in dB. Data are median [IQR]. P-values are based on Wilcoxon’s signed-rank test
  2.  Values in italics represent statistically significant differences