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Basic characteristics of the subjects according to infection status.
| Infected | Not infected | P value | |
|---|---|---|---|
| Sex | 0.204 | ||
| Male | 25 (37%) | 61 (29%) | |
| Female | 42 (63%) | 149 (71%) | |
| Age | 0.118 | ||
| 22-35 | 11 (16%) | 34 (16%) | |
| 36-45 | 16 (24%) | 39 (19%) | |
| 46-55 | 16 (24%) | 44 (21%) | |
| 56-65 | 15 (22%) | 32 (15%) | |
| >65 | 9 (13%) | 61 (29%) | |
| Race | 0.0001 | ||
| White | 50 (75%) | 192 (91%) | |
| Nonwhite | 17 (25%) | 18 (9%) | |
| Origin | 0.021 | ||
| U.S. | 19 (28%) | 93 (44%) | |
| Europe | 48 (72%) | 117 (56%) |
