TABLE 4.
Independent Predictors of Improvement in PROMIS Pain Interference Scoresa
| Beta Estimateb | SE | P Value | |
|---|---|---|---|
| Preoperative PROMIS score | |||
| Physical function | -0.21 | 0.16 | .202 |
| Pain interference | 0.44 | 0.17 | .011 |
| Depression | 0.04 | 0.10 | .737 |
| Age | -0.06 | 0.08 | .455 |
| BMI | -0.47 | 0.18 | .011 |
| Meniscal pathology | |||
| Yes | -0.43 | 1.82 | .815 |
| No | Reference | ||
| Race | |||
| White | -2.07 | 2.21 | .352 |
| Black | -0.84 | 2.96 | .778 |
| Asian | 0.15 | 3.66 | .967 |
| Other/Unknown | Reference | ||
| Sex | |||
| Male | -0.59 | 1.75 | .739 |
| Female | Reference | ||
| Smoking status | |||
| Never | -0.15 | 4.32 | .972 |
| Current | 5.68 | 7.07 | .424 |
| Former | -3.45 | 5.06 | .498 |
| Unknown | Reference |
aBMI, body mass index; PROMIS, Patient-Reported Outcomes Measurement Information System. Bolded values indicate statistical significance at P < .05.
bBeta estimate values denote the change in PROMIS physical function improvement for every 1-unit increase in the independent variable.