Table 3:

Correlation between preoperative pain duration and symptom improvement at different follow-up time points

Follow-Up Time PointCorrelation Coefficient(−1.0–1.0)P
1 Month at rest0.02.7
1 Month with activity−0.09.12
1 Month RDS0.02.87
6 Months at rest−0.09.12
6 Months with activity−0.20<.001
6 Months RDS−0.10.38
1 Year at rest−0.04.52
1 Year with activity−0.19.005
1 Year RDS−0.25.08