Table 1: Sample size (n), means (M), and standard deviations (SD) of the measures per assessment point.

PretreatmentEnd of treatment1-month follow-up6-month follow-up12-month follow-up
nMSDnMSDnMSDnMSDnMSD

NRS1836.511.661765.531.851685.281.881525.611.911235.481.95
SES: affective16861.0424.7915353.7925.5414549.3927.0213955.1129.299750.1727.61
SES: sensory16866.9026.4815264.6526.9614564.3726.9813866.2028.189665.1526.75
HADS: depression18010.344.201768.134.591688.424.761558.454.941228.765.03
HADS: anxiety18010.494.241768.814.341688.664.491569.394.671189.054.05

Note. NRS: Numeric Rating Scale; SES: Pain Perception Scale; HADS: Hospital Anxiety and Depression Scale.