Table 3.

Detected abnormalities and diagnostic confidence

Anatomical complex	Grade	CS		CSAI 2x		CSAI 3x
		n	Rating	n	Rating	n	Rating
Reader I
Tibiofibular syndesmosis	I
	II	1		1		1
	III
Total		1	4.0 ± 0.0	1	4.0 ± 0.0	1	4.0 ± 0.0
Lateral collateral ligament complex	I	5		5		5
	II	5		5		6
	III	5		5		4
Total		15	4.5 ± 0.5	15	4.4 ± 0.5	15	3.9 ± 0.5**
Medial collateral ligament complex	I	2		2		2
	II
	III
Total		2	4.0 ± 0.0	2	4.0 ± 0.0	2	3.0 ± 0.0
Tendons		13	4.6 ± 0.5	13	4.5 ± 0.5	12	4.1 ± 0.5
Cartilage	I
	II
	III	4		4		4
Total		4	5.0 ± 0.0	4	4.8 ± 0.5	4	4.0 ± 0.0*
Bone	I	7		7		6
	II	7		7		7
Total		14	5.0 ± 0.0	14	5.0 ± 0.0	13	4.3 ± 0.5**
Reader II
Tibiofibular syndesmosis	I
	II	1		1		1
	III
Total		1	4.0 ± 0.0	1	4.0 ± 0.0	1	4.0 ± 0.0
Lateral collateral ligament complex	I	4		4		4
	II	5		5		6
	III	5		5		4
Total		14	4.3 ± 0.5	14	4.2 ± 0.6	14	3.8 ± 0.4**
Medial collateral ligament complex	I	1		1		1
	II
	III
Total		1	4.0 ± 0.0	1	4.0 ± 0.0	1	3.0 ± 0.0
Tendons		11	4.5 ± 0.5	11	4.3 ± 0.5	11	3.7 ± 0.5*
Cartilage	I
	II					1
	III	4		4		3
Total		4	4.5 ± 0.6	4	4.5 ± 0.6	4	4.0 ± 0.0
Bone	I	7		7		6
	II	7		7		7
Total		14	5.0 ± 0.0	14	5.0 ± 0.0	13	4.2 ± 0.4**

Data are presented as means ± standard deviations

5-point Likert scale (5 = best; 1 = worst)

*p ≤ 0.05 using CS as standard of reference

**p ≤ 0.005 using CS as standard of reference