. 2019 Aug 23;6:27. doi: 10.1186/s40779-019-0218-5

Table 1.

Demographics and radiographic measures for civilians and military veterans. Continuous variables were compared between civilians and military veterans using independent t-tests, and categorical variables (i.e., sex) were compared using Fisher’s exact tests

Item	Civilians (n = 42)	Military veterans (n = 21)	P-value
Female/Male	4/38	2/19	0.99
Age (year)	61.0 ± 9.1	61.0 ± 11.0	0.74
BMI (kg/m²)	30.7 ± 5.4	29.9 ± 4.8	0.44
Alpha angle (°)	61.1 ± 11.5	64.3 ± 13.2	0.33
LCEA (°)	33.8 ± 6.8	37.9 ± 8.3	0.04^*

BMI Body mass index, LCEA Lateral center-edge angle of Wiberg. ^*Indicates statistically significant at the 0.05 level