Table 2.

Percentage Distribution of Landing Error Scoring System Item Scores by Sex^a

Item Description	Scoring	Overall Frequency	Men	Women	Odds Ratio (95% Confidence Interval)b
Knee flexion: initial contact	0 = Absent	62.5	58.5	63.8	0.98 (0.46, 2.08)
	1 = Present	37.5	41.5	36.2
Hip flexion: initial contact	0 = Absent	87.5	85.4	88.2	1.23 (0.40, 3.72)
	1 = Present	12.5	14.6	11.8
Trunk flexion: initial contact	0 = Absent	81.0	95.1	76.4	4.94 (1.11, 22.06)
	1 = Present	19.0	4.9	23.6
Ankle plantar flexion: initial contact	0 = Absent	76.2	80.5	74.8	1.61 (0.65, 3.95)
	1 = Present	23.8	19.5	25.2
Medial knee position: initial contact	0 = Absent	63.7	82.9	57.5	6.01 (2.18, 16.60)
	1 = Present	36.3	17.1	42.5
Lateral trunk position: initial contact	0 = Absent	70.8	63.4	73.2	0.71 (0.33, 1.53)
	1 = Present	29.2	36.6	26.8
Stance width: wide	0 = Absent	95.8	95.1	96.1	1.18 (0.21, 6.80)
	1 = Present	4.2	4.9	3.9
Stance width: narrow	0 = Absent	62.5	61.0	63.0	0.73 (0.34, 1.57)
	1 = Present	37.5	39.0	37.0
Foot position: external rotation	0 = Absent	83.9	87.8	82.7	2.21 (0.72, 6.73)
	1 = Present	16.1	12.2	17.3
Foot position: internal rotation	0 = Absent	98.2	95.1	99.2	0.22 (0.02, 2.71)
	1 = Present	1.8	4.9	0.8
Symmetric foot contact: initial contact	0 = Absent	70.2	73.2	69.3	1.26 (0.56, 2.82)
	1 = Present	29.8	26.8	30.7
Knee-flexion displacement	0 = Absent	78.0	85.4	75.6	1.84 (0.70, 4.96)
	1 = Present	22.0	14.6	24.4
Hip-flexion displacement	0 = Absent	86.9	95.1	84.3	4.48 (0.96, 20.81)
	1 = Present	13.1	4.9	15.7
Trunk-flexion displacement	0 = Absent	70.8	75.6	69.3	1.51 (0.66, 3.45)
	1 = Present	29.2	24.4	30.7
Medial knee displacement	0 = Absent	38.7	75.6	26.8	7.88 (3.46, 17.92)
	1 = Present	61.3	24.4	73.2
Joint displacement	0 = Soft	9.5	34.1	14.2
	1 = Average	82.1	58.5	71.7	2.10 (0.82, 5.38)
	2 = Stiff	8.3	7.3	14.2	3.71 (0.88, 15.72)
Overall impression	0 = Excellent	19.0	22.0	5.5
	1 = Average	68.5	75.6	84.3	3.24 (1.05, 10.03)
	2 = Poor	12.5	2.4	10.2	12.89 (1.31, 127.05)

^aAll analyses included data-collection site as a covariate to take into account potential differences in evaluation technique.

^bOdds ratio describes the odds that a female participant displayed an error relative to a male participant for a given item.