Table 2. Comparison of Distal Femoral Morphology of Different Ethnicities.

Femur	Indian	Caucasian		Chinese		Hispanic
	Mean ± SD	Mean ± SD	p-value	Mean ± SD	p-value	Mean ± SD	p-value
Mediolateral
Male	73.74 ± 4.07	74.6 ± 3.9	0.204	72.7 ± 3.8	0.146	77.2 ± 4.1	<0.001
Female	64.75 ± 3.37	65.4 ± 1.4	0.129	64.4 ± 2.6	0.588	66.3 ± 3.0	0.004
Anteroposterior
Male	57.52 ± 3.12	59.6 ± 3.2	<0.001	56.5 ± 2.5	0.048	49.9 ± 3.8	<0.001
Female	52.8 ± 3.13	55.4 ± 2.8	<0.001	52.8 ± 2.6	1.00	45.6 ± 3.2	<0.001
Aspect ratio
Male	1.28 ± 0.07	1.25 ± 0.05	0.004	1.29 ± 0.04	0.334	1.55 ± 0.11	<0.001
Female	1.23 ± 0.07	1.18 ± 0.05	<0.001	1.22 ± 0.05	0.442	1.46 ± 0.09	<0.001

Values are presented as mean ± standard deviation in millimeters.

SD: standard deviation.