Table 1.
Correlation of Short Form (SF) physical (PCS) and mental (MCS) component scores with Oswestry Disability Index (ODI) at multiple perioperative time points for patients undergoing lumbar surgery.
|
SF-36 (PCS) versus ODI |
SF-12 (PCS) versus ODI |
SF-36 (MCS) versus ODI |
SF-12 (MCS) versus ODI |
|||||
|
ICC (95% CI) |
P
Value |
ICC (95% CI) |
P
Value |
ICC (95% CI) |
P
Value |
ICC (95% CI) |
P
Value |
|
| Preoperative | −0.429 (−0.482, −0.373) | <.001 | −0.425 (−0.478, −0.369) | <.001 | −0.433 (−0.486, 0.378) | <.001 | −0.406 (−0.460, 0.349) | <.001 |
| 3 months | −0.532 (−0.594, −0.463) | <.001 | −0.481 (−0.548, 0.408) | <.001 | −0.517 (−0.580, −0.447) | <.001 | −0.502 (−0.567, 0.430) | <.001 |
| 6 months | −0.637 (−0.718, −0.538) | <.001 | −0.628 (−0.712, 0.528) | <.001 | −0.698 (−0.768, −0.612) | <.001 | −0.646 (−0.726, −0.549) | <.001 |
Abbreviations: CI, confidence interval; ICC, interclass correlation coefficient.