Table 1 Mean pre-op and follow up physical function and pain interference variables for patients with pre-op and follow up data greater than 120 days (n = 68)
Variable | Pre-Op Mean (SD) | Follow Up > 120 days Mean (SD) | Change (95% CI) | p-value |
|---|---|---|---|---|
Daysa | 59.5 (53.5) | 232.3 (79.0) | – | – |
Physical Function | 36.5 (6.1) | 39.8 (7.3) | 3.3(1.6 to 5.0) | < 0.01 |
Pain Interference | 63.2 (7.2) | 57.8 (8.3) | −5.4(− 7.7 to − 3.1) | < 0.01 |
Physical Function z –score | − 1.35 (0.61) | −1.02 (0.73) | 0.33(0.16 to 0.50) | < 0.01 |
Physical Function HRQLa Utility Estimate | 0.55 (0.17) | 0.61 (0.19) | 0.06(0.02 to 0.11) | < 0.01 |
Pain Interference z-score | 1.32 (0.72) | 0.78 (0.83) | −0.54(− 0.77 to − 0.32) | < 0.01 |
Pain Interference HRQLa Utility Estimate | 0.61 (0.21) | 0.75(0.19) | 0.15(0.09 to 0.20) | < 0.01 |