Table 2.

Pain scores at baseline and 8 weeks with standard and buttonhole needling

Standard Needling (n=70)Buttonhole Needling (n=70)P Value (Between Group)
Baseline (week 1) median (25th to 75th percentile)1.5 (0.4–3.2)1.6 (0.5–3.2)0.78
Study end (week 8) median (25th to 75th percentile)1.2 (0.4–2.4)1.5 (0.5–3.4)0.57
P value (within group)0.240.86
  • The median value is based on the three pain scores per patient each week and expressed as median (25th to 75th percentile).