TABLE 3.

Crude Mean KOOS at 2-Year Follow-up after PCL Reconstruction by Injury Activity^a

	Patients Injured During Sports (n = 137)		Patients Injured During Activities Other Than Sports (n = 109 or 110)b
KOOS Subscale	Mean	95% CI	Mean	95% CI
Pain	77.4	74.2-80.6	64.4	60.0-68.8
Symptoms	68.3	65.0-71.6	62.0	58.1-65.8
ADL	83.2	79.8-86.6	71.4	67.0-75.9
Sport/Recreation	45.0	40.1-49.9	30.6	25.6-30.5
QoL	55.3	51.2-59.4	42.0	37.3-46.7

^aADL, Activities of Daily Living; KOOS, Knee injury and Osteoarthritis Outcome Score; PCL, posterior cruciate ligament; QoL, Quality of Life.

^bSample sizes differ since valid data were not available for some of the subscales.