Table 1.

Characteristics of study participants included in the serum cytokine analysis.

	Case (N=16)	Control (N=51)	Overall (N=67)	p-value
Age
Median [Min, Max]	18.0 [17.0, 20.0]	19.0 [17.0, 29.0]	18.0 [17.0, 29.0]
Sex
Male	16 (100%)	51 (100%)	67 (100%)
Race/Ethnicity
White	14 (87.5%)	40 (78.4%)	54 (80.6%)	1
Black	0 (0%)	1 (2.0%)	1 (1.5%)
Asian	0 (0%)	2 (3.9%)	2 (3.0%)
Mixed/Other	2 (12.5%)	8 (15.7%)	10 (14.9%)
History of SSTI prior to arrival
Yes	1 (6.3%)	2 (3.9%)	3 (4.5%)	0.565
No	15 (93.8%)	49 (96.1%)	64 (95.5%)
Antibiotic use in the 6 months prior to arrival
Yes	3 (18.8%)	1 (2.0%)	4 (6.0%)	0.0396
No	13 (81.3%)	50 (98.0%)	63 (94.0%)
Number of weeks in training at time of first infection
Mean (SD)	11.3 (3.76)	NA (NA)	11.3 (3.76)
Median [Min, Max]	13.4 [0.286, 14.1]	NA [NA, NA]	13.4 [0.286, 14.1]