TABLE 4.

Univariable Analysis

Characteristic	Injured, n		Odds Ratio (95% CI)	P Value
	Yes	No
Age,a y			0.979 (0.947-0.992)	.009
Sexb
Female	95	88	1
Male	157	109	0.749 (0.513-1.095)	.136
Body mass index, kg/m2			0.961 (0.899-1.027)	.243
Physical exertion at job
Mainly sedentary	106	80	1
Standing and walking but no physical exertion	66	50	1.004 (0.628-1.603)	.987
Standing and walking including lifting and carrying	60	42	0.928 (0.568-1.513)	.763
Heavy work	20	25	1.656 (0.860-3.191)	.132
Duration of participation
0-6 moa	29	59	3.687 (2.091-6.502)	<.001
6-12 moa	51	47	1.670 (0.983-2.839)	.058
12-24 mo	85	43	0.917 (0.551-1.525)	.738
≥24 mo	87	48	1
Training days per week			0.898 (0.781-1.033)	.133
Duration of training session
<30 min	4	3	1
30-60 min	140	109	1.038 (0.228-4.736)	.961
60-90 min	91	71	1.040 (0.226-4.798)	.960
90-120 min	13	11	1.128 (0.206-6.168)	.889
≥120 min	4	3	1.000 (0.120-8.306)	>.999
Training multiple times a day			0.997 (0.671-1.483)	.990
Beginners’ program
Mandatory	180	134	1
Voluntary	44	39	1.191 (0.733-1.935)	.481
None	28	24	1.151 (0.639-2.076)	.639
Strength training, d/wk			0.975 (0.818-1.163)	.779
Skill/technique training, d/wk			1.035 (0.881-1.217)	.675
Mobility training, d/wk			0.931 (0.827-1.049)	.240
Participation in sport other than CrossFit,a d/wk			1.172 (0.995-1.381)	.058
Warm up
General			1.067 (0.668-1.705)	.786
Specific			0.963 (0.834-1.112)	.607
Static stretching			0.955 (0.792-1.152)	.632
Dynamic stretching			1.007 (0.889-1.141)	.912
No warm up			0.938 (0.731-1.202)	.613

^aP < .10. Included in multivariable analysis.

^bIncluded in the analysis because of its significance in prior research.