Table 1. Means and standard deviations and results for independent t-tests comparing uninjured and injured CrossFit participants with regard to potential risk factors (unadjusted).

Variable	Injury status
	Total (n = 191)		Uninjured (n=141)		Injured (n=50)		p-value
	Mean	SD	Mean	SD	Mean	SD
Years of participation in CrossFit	2.04	1.65	1.80	1.52	2.71	1.82	0.001
Weekly athlete training hours	5.49	4.48	4.85	2.94	7.30	6.98	0.020
Weekly athlete training days	4.39	1.31	4.29	1.26	4.68	1.42	0.069
Weekly athlete-exposures	5.12	2.78	4.65	2.14	6.41	3.80	0.003
CrossFit class size	9.24	4.76	9.40	4.73	8.79	4.89	0.438
Number of coaches per CrossFit class	1.48	0.64	1.48	0.63	1.48	0.67	0.946
Years of physical activity	17.74	29.64	16.25	28.46	21.94	32.69	0.114
Age	31.69	9.40	31.78	9.78	31.42	8.34	0.817
Height (m)	1.68	0.10	1.68	0.10	1.72	0.09	0.011
Body mass (kg)	74.32	15.49	72.91	14.77	78.24	16.86	0.037