N Mean (SD) P-value
Oxford Hip Score Baseline 57 26.6 (8.8)  
  Follow-up 57 33.0 (8.7) <0.001
  Follow-up duration 57 4.9 (4.9)  
Numerical pain scale Baseline 81 4.5 (2.0)  
  Follow-up 81 3.3 (2.3) <0.001
  Follow-up duration 81 5.9 (5.7)  
Percentage improvement scale Follow-up 135 31.2 (38.6) -
  Follow-up duration 135 9.0 (7.7)  
SD: Standard Deviation. Follow-up durations are in months. P-values are for intragroup differences (changes from the baseline)
Table 3: Clinical outcomes as measured by the Oxford hip, numeric pain scale and percentage improvement scale.