. 2011 Jun 23;91(9):1355–1366. doi: 10.2522/ptj.20100277

Table 2.

Mean Scores With Standard Deviation (in Parentheses) and Confidence Interval (in Brackets) for All Self-Report Questionnaires at Each Testing Time Point^a

^{^a}

NRS=numeric rating scale for average knee pain intensity, TSK-11=shortened version of the Tampa Scale for Kinesiophobia, PCS=Pain Catastrophizing Scale, modified SER=modified version of the Self-Efficacy for Rehabilitation Outcome Scale, IKDC-SKF=International Knee Documentation Committee Subjective Knee Form. All effect sizes calculated using Cohen d method.

^b Baseline is significantly different from 12 weeks postoperatively (P<.05).

^c Baseline is significantly different from 4 weeks postoperatively (P<.05).

^d 8 weeks postoperatively is significantly different from 12 weeks postoperatively (P<.05)

^e 4 weeks postoperatively is significantly different from 8 weeks postoperatively (P<.05).