From: Influence of femoral implant design modification on anterior knee pain and patellar crepitus in patients who underwent total knee arthroplasty without patella resurfacing
Measure
none
mild
moderate
severe
excruciating
Control Group
3-m Postoperatively
0
10 (11.1%)
2 (2.2%)
1-y Postoperatively
Study Group
4 (4.7%)