. 2018 Nov 22;12(1):31–41. doi: 10.1177/1947603518812557

Table 4.

Knee Injury and Osteoarthritis Outcome Score (KOOS) Scores of Patients Undergoing Osteochondral Allograft Transplantation in the Knee at 1 and 2 Years Postoperative.^a

	Preoperative	1-Year Postoperative	P	2-Year Postoperative	P
Pain	52.5 ± 24.3	82.6 ± 11.7	0.001^*	79.0 ± 20.53^*	<0.001^*
Symptoms	52.1 ± 21.3	72.4 ± 16.4	0.002^*	70.8 ± 22.3^*	0.01^*
Activities of Daily Living	68.5 ± 24.3	90.3 ± 10.6	0.002^*	84.8 ± 19.9^*	0.004^*
Sports and Recreation	21.2 ± 22.0	52.7 ± 27.7	0.007^*	54.4 ± 31.9^*	0.002^*
Quality of Life	20.6 ± 15.4	50.4 ± 21.1	0.001^*	51.2 ± 31.1^*	0.001^*

Significance indicated by an asterisk comparing 1- and 2-year postoperative scores with preoperative scores with P < 0.05 (n = 17).