Rectus femoris and vastus intermedius thickness measurement by ultrasound before and after anterior cruciate ligament reconstruction in athletes

Egyptian Journal of Radiology and Nuclear Medicine

Table 2 Comparison between reconstructed and non-reconstructed limbs regarding Vastus intermedius measurement by US before and after surgery

VI		Reconstructed limbs							Non-reconstructed limbs							P value*
VI		Mean	SD	Median	IQR		Range		Mean	SD	Median	IQR		Range		P value*
Preoperative	1st measurement	12.06	3.16	11.90	9.40	13.80	5.90	17.70	15.85	2.96	15.45	13.70	18.70	11.1	20.40	< 0.001
	2nd measurement	12.04	3.12	11.70	9.40	13.80	6.00	17.70	15.81	2.95	15.35	13.60	18.60	11.1	20.50	< 0.001
	3rd measurement	12.09	3.13	11.90	9.30	13.80	6.10	17.60	15.80	2.93	15.30	13.50	18.70	11.1	20.40	< 0.001
Postoperative	1st measurement	10.41	2.97	9.50	8.00	12.00	6.10	17.00	15.24	3.18	15.15	12.50	18.00	10.0	21.50	< 0.001
	2nd measurement	10.38	3.00	9.60	8.10	12.05	6.00	17.10	15.27	3.14	15.20	12.70	18.10	10.1	21.50	< 0.001
	3rd measurement	10.40	3.01	9.50	8.00	12.20	6.00	17.20	15.29	3.15	15.25	12.60	18.00	10.1	21.50	< 0.001

p ≤ 0.05 is considered statistically significant, p ≤ 0.01 is considered highly statistically significant, SD: standard deviation, *Mann–Whitney U test