Table 7.

Correlation between ΔMJS, ΔMME and quadriceps muscle strength of contralateral knees.

	Preoperative quadriceps muscle strength in the contralateral knees		Postoperative quadriceps muscle strength in the contralateral knees
	Correlation coefficient	p value	Correlation coefficient	p value
All patients, n = 30
ΔMJS	−0.151	0.425	−0.319	0.086
ΔMME	−0.336	0.070	−0.456	0.011*
TSS group, n = 19
ΔMJS	−0.542	0.018*	−0.544	0.018*
ΔMME	−0.254	0.292	−0.353	0.139
TCS group, n = 11
ΔMJS	0.445	0.173	0.127	0.714
ΔMME	−0.427	0.193	−0.718	0.017*
Acute phase group, n = 21
ΔMJS	−0.490	0.026*	−0.590	0.006*
ΔMME	−0.547	0.012*	−0.530	0.015*
Chronic phase group, n = 9
ΔMJS	0.867	0.005*	0.433	0.250
ΔMME	0.067	0.880	−0.517	0.162

Note: p values are derived using Spearman's rank correlation coefficient.

Abbreviations: MMPRT, medial meniscus posterior root tear; TCS, two cinch stitches; TSS, two simple stitches; ΔMJS, change in medial joint space; ΔMME, change in medial meniscus extrusion.

^*Statistically significant.