TABLE 2.

Diagnostic Performance of MRI by Injury ^a

	Age			Body Mass Index
	≤13 y	≥14 y	P	Obese	Nonobese	P
Sensitivity, %
Any meniscal tear	80.0	74.6	.590	85.4	74.9	.149
Lateral meniscal  tear	64.3	50.0	.303	62.1	53.1	.284
Medial meniscal  tear	70.0	84.5	.243	85.7	84.3	.876
Specificity, %
Any meniscal tear	54.5	75.0	.048	60.0	74.4	.141
Lateral meniscal  tear	78.6	87.8	.184	75.7	89.8	.020
Medial meniscal  tear	81.3	80.5	.915	82.2	80.1	.745

^a Bolding indicates statistically significant difference between groups (P < .05). MRI, magnetic resonance imaging.