Anterior cruciate ligament reconstruction: Effect of graft tunnel position on early to mid-term clinical outcomes

Table 5 Correlation between post-operative patient reported outcome measures and radiological parameters¹

		Coronal position TT	Coronal angle TT	Coronal angle FT	Sagittal position TT	TOJ	Position along Blumensaat’s line	Angle of FT to femur	EndoButton position
KOOS pain	rho	0.150	-0.160	0.040	0.200	0.030	0.370	0.090	-0.090
	P value	0.297	0.251	0.801	0.158	0.809	0.109	0.603	0.621
KOOS symptom	rho	0.030	-0.150	-0.030	0.210	-0.050	-0.050	0.060	-0.050
	P value	0.828	0.285	0.818	0.127	0.709	0.823	0.736	0.778
KOOS ADL	rho	0.093	-0.140	0.190	0.200	-0.060	0.140	-0.150	-0.240
	P value	0.507	0.317	0.178	0.150	0.688	0.548	0.410	0.170
KOOS sport/rec	rho	0.110	-0.040	0.200	0.120	0.010	0.320	0.030	-0.220
	P value	0.436	0.771	0.166	0.410	0.944	0.190	0.864	0.220
KOOS QoL	rho	0.230	-0.110	0.200	0.430	-0.200	0.080	0.010	-0.020
	P value	0.097	0.441	0.147	0.002a	0.157	0.735	0.956	0.928
KOOS overall	rho	0.170	-0.040	0.160	0.250	-0.090	0.230	0.020	-0.140
	P value	0.220	0.757	0.255	0.080	0.551	0.344	0.919	0.423
IKDC	rho	0.180	-0.100	0.150	0.260	0.070	0.260	0.170	-0.160
	P value	0.202	0.517	0.288	0.060	0.635	0.268	0.358	0.381
Lysholm	rho	0.010	-0.210	-0.110	0.200	-0.020	0.290	0.290	-0.140
	P value	0.921	0.139	0.446	0.166	0.898	0.232	0.105	0.453
Tegner	rho	-0.040	0.200	-0.020	0.200	0.140	0.130	0.130	-0.180
	P value	0.766	0.178	0.913	0.900	0.333	0.582	0.500	0.355
EQ-5D index	rho	0.060	-0.150	-0.010	0.260	-0.100	0.310	0.070	-0.380
	P value	0.659	0.285	0.933	0.068	0.491	0.192	0.698	0.028a
EQ-5D VAS	rho	0.030	0.020	-0.080	0.360	-0.180	0.010	0.130	0.240
	P value	0.820	0.891	0.566	0.010a	0.213	0.962	0.461	0.174
SF-12 MCS	rho	0.000	-0.140	-0.070	0.110	-0.010	0.110	0.040	0.050
	P value	0.999	0.339	0.650	0.459	0.956	0.641	0.822	0.797
SF-12 PCS	rho	0.170	-0.110	0.120	0.220	-0.100	0.290	-0.070	-0.280
	P value	0.244	0.467	0.405	0.144	0.524	0.223	0.732	0.129

¹Spearman’s rank correlation test.

^aP < 0.05.

rho: Correlation coefficient; PROM: Patient reported outcome measures; KOOS: Knee injury and Osteoarthritis Outcome Score; ADL: Activities of daily living; Sport/rec: Sport and recreation function; QoL: Quality of life; IKDC: International Knee Documentation Score; SF-12: Short Form 12; MCS: Mental component summary; PCS: Physical component summary; EQ-5D: EuroQol-5D; VAS: Visual analogue score; TT: Tibial tunnel; FT: Femoral tunnel; TOJ: Transplant orientation to joint angle.