Patient reported outcome measures in anterior cruciate ligament rupture and reconstruction: The significance of outcome score prediction

Table 4 Correlations between pre-operative knee outcome scores (n = 50)

Correlation coefficient, P value
	Tegner	Lysholm	Cincinnati	IKDC Sub.	KOS ADLS	SF-12, PCS	SF-12, MCS	KOOS Symp.	KOOS pain	KOOS ADL	KOOS Sp. & Rec.	KOOS QOL	IKDC Exam
IKDC Exam.	-0.11	-0.22	-0.31	-0.27	-0.33	-0.17	-0.17	-0.34	-0.23	-0.31	-0.34	-0.23	___
	0.441	0.134	0.032a	0.057	0.020a	0.228	0.251	0.019a	0.109	0.033a	0.017a	0.105	___
T&H	-0.43	-0.67	-0.66	-0.64	-0.61	-0.6	-0.14	-0.63	-0.6	-0.51	-0.54	-0.46	0.17
	0.002a	< 0.001a	< 0.001a	< 0.001a	< 0.001a	< 0.001a	0.351	< 0.001a	< 0.001a	< 0.001a	< 0.001a	0.001a	0.243

^aStatistically significant at < 0.05 level.

Results of Spearman rank-order correlation analysis. IKDC: International Knee Documentation Committee; Sub: Subjective knee score; Exam: Examination score; KOS-ADLS: Knee Outcome Survey - Activities of Daily Living Scale; SF-12: Short Form - 12 Item Health Survey; PCS: Physical component summary; MCS: Mental component scores; KOOS: Knee Injury and Osteoarthritis Outcome Score; ADL: Activities of daily living; QOL: Quality of life; SD: Standard deviation.