Table 4.
Comparison of percentage change from baseline or PCFBs at week 12.
| Parameter | Treatment NMES (N = 45, PPTC) PCFB, mean (SD) | Sham low-voltage NMES (N = 50, ITT & PP) PCFB, mean (SD) | P value (t-test) |
|---|---|---|---|
| VAS Nominated Activity | −42.8% (37.3) | −38.6% (33.5) | .562 |
| WOMAC pain subscale | −36.8% (54.7) | −26.6% (32.7) | .038 |
| KOOS JR pain subscale | −43.2% (40.1) | −27.7% (29.9) | .010 |
| WOMAC stiffness subscale | −44.7% (35.5) | −17.4% (41.3) | .002 |
| KOOS JR stiffness subscale | −39.8% (40.0) | −14.5% (49.0) | .010 |
| WOMAC function subscale | −40.1% (34.3) | −24.5% (34.2) | .029 |
| KOOS JR function subscale | −39.3% (38.0) | −19.7% (47.4) | .029 |
| WOMAC total | −41.4% (33.1) | −24.9% (32.5) | .016 |
| KOOS JR total | −41.4% (36.8) | −26.0% (31.4) | .018 |
SD, standard deviation.