Table 1.: Sample characteristics.

Evaluation	Mean	Standard deviation
DN4	4.9	2.6
VAS	7.9	1.8
Tender pn	15.3	4.3
Tender p tot	94.0	43.4
SF-36 ISF	29.8	8.5
SF-36 ISM	37.4	11.8
FIQ	54.2	13.9