Accuracy measures of 1.5-tesla MRI for the diagnosis of ACL, meniscus and articular knee cartilage damage and characteristics of false negative lesions: a level III prognostic study

Table 1 Sensitivity, specificity, percent of agreement and Kappa coefficients for each area

Tested area	Sensitivity [%]	Specificity [%]	Agreement [%]	Kappa coefficient
MM (all areas)	77	92	86	0.70
MM AH	88	47	84	0.27
MM Body	72	60	69	0.27
MM PH	77	91	85	0.69
LM (all areas)	83	57	73	0.42
LM AH	83	19	78	0.01
LM Body	91	41	83	0.34
LM PH	86	48	76	0.36
LM Discoid	99	17	97	0.21
ACL	82	97	87	0.73
Articular Cartilage (all areas)	81	49	65	0.30
Medial femoral condyle	94	32	74	0.30
Lateral femoral condyle	93	22	87	0.14
Medial tibial condyle	90	39	83	0.30
Lateral tibial condyle	95	8	79	0.04
Patella	95	47	87	0.48
Trochlea	99	9	85	0.12

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