Table 6: Effect of gender on psychophysical/QST measure and pain reporting (n=44)

Variables Male,
Mean ± SD 		Female,
Mean ± SD 		Mean Difference
(Male-Female) 		P value
QST
PPThSh 10 ± 5.7 3.8 ± 2 6.2 <.001
PPToSh 19.7 ± 11.2 7.1 ± 3.9 12.6 <.001
PPThT 8.1 ± 3.2 4.1 ± 2.3 3.9 <.001
PPToT 13.3 ± 5.3 5.7 ± 2.8 7.6 <.001
VTD3 12.5 ± 9.2 7.8 ± 3.3 4.6 .06
VTD5 15.1 ± 22.1 19.7 ± 32.5 -4.5 .60
CPTD3 11 ± 2.5 8.7 ± 3.6 2.3 .02
CPTD5 11.1 ± 2.6 10.2 ± 1.5 .9 .21
CPTSh 9.1 ± 1.8 7.5 ± 2.7 1.6 .02
Pain
SPADI-Pain 52.9 ± 25 52 ± 29.3 .87 .92
NRS of Pain 1.8 ± 2.2 2.7 ± 1.9 -.90 .18
PainCS 16.1 ± 14.7 15.9 ± 17.2 .14 .98

Abbreviations: CPTD3, Current Perception Threshold at digit 3 (middle finger); CPTD5, Current Perception Threshold at digit 5 (little finger); CPTSh, Current Perception Threshold at Shoulder (mid-deltoid); SPADI, Shoulder Pain and Disability Index; NRS, Numeric Rating Scale; PainCS, Pain Catastrophizing Scale PPThSh, Pressure Pain Threshold at Shoulder (mid-deltoid); PPThT, Pressure Pain Threshold at Tibia (Shinbone); PPToSh, Pressure Pain Tolerance at Shoulder (mid-deltoid); PPToT, Pressure Pain Tolerance at Tibia (Shinbone); QST, Quantitative Sensory Testing; SD, Standard Deviation; VTD3, Vibration Threshold at digit 3 (middle finger); VTD5, Vibration Threshold at digit 5 (little finger). Significant mean differences and p values are bolded.