Table 3 Demographic and clinical characteristics stratified by infection outcomes in the intent to treat study population
| Â | No infection NÂ =Â 501 (98.2%) | Infection NÂ =Â 9 (1.8%) | All NÂ =Â 510 | P value |
|---|---|---|---|---|
Demographics | ||||
 Age, mean +/− SD, (range), years | 62.5 ± 8.9 (33–88) | 63.4 ± 6.5 (48–71) | 62.5 ± 8.9 (33–88) | 0.75 |
 Race, n (%) |  |  |  | 1.0 |
  White | 368 (73.5) | 8 (88.9) | 376 (73.7) |  |
  Black | 82 (16.4) | 1 (11.1) | 83 (16.3) |  |
  Hispanic | 30 (6.0) | 0 (0.0) | 30 (5.9) |  |
  Other | 21 (4.2) | 0 (0.0) | 21 (4.1) |  |
Clinical characteristics | ||||
 Biopsy result, n (%) |  |  |  | 0.611 |
  Negative | 253 (50.5) | 4 (44.4) | 257 (50.4) |  |
  Prostate cancer | 196 (39.1) | 5 (55.6) | 201 (39.4) |  |
  HGPIN | 52 (10.4) | 0 (0.0) | 52 (10.2) |  |
 History of urinary tract infection, n (%) |  |  |  | 0.029 |
  Yes | 52 (10.4) | 3 (33.3) | 55 (10.8) |  |
  No | 437 (87.2) | 5 (55.6) | 442 (86.7) |  |
  Unknown/missing | 12 (2.4) | 1 (11.1) | 13 (2.5) |  |
 History of urinary retention; n (%) |  |  |  | 0.499 |
  Yes | 38 (7.6) | 1 (11.1) | 39 (7.6) |  |
  No | 410 (81.8) | 8 (88.9) | 418 (82.0) |  |
  Unknown/missing | 53 (10.6) | 0 (0.0) | 53 (10.4) |  |
 FQ usage in prior 2 years, n (%) |  |  |  | 0.678 |
  Yes | 111 (22.2) | 3 (33.3) | 114 (22.3) |  |
  No | 263 (52.5) | 4 (44.4) | 267 (52.4) |  |
  Unknown/missing | 127 (25.3) | 2 (22.2) | 129 (25.3) |  |
 Hospitalized in prior 1 year; n (%) |  |  |  | 0.400 |
  Yes | 46 (9.2) | 2 (22.2) | 48 (9.4) |  |
  No | 440 (87.8) | 7 (77.8) | 447 (87.7) |  |
  Unknown/missing | 15 (3.0) | 0 (0.0) | 15 (2.9) |  |
 Healthcare worker; n (%) |  |  |  | 0.713 |
  Yes | 16 (3.2) | 0 (0.0) | 16 (3.1) |  |
  No | 418 (83.4) | 9 (100) | 427 (83.7) |  |
  Unknown/missing | 67 (13.4) | 0 (0.0) | 67 (13.1) |  |
 Charlson comorbidity score; n (%) |  |  |  | 0.139 |
  0 | 410 (81.8) | 6 (66.7) | 416 (81.6) |  |
  1 | 17 (3.4) | 1 (11.1) | 18 (3.5) |  |
  2 | 35 (7.0) | 0 (0.0) | 35 (6.9) |  |
  3–16 | 39 (7.8) | 2 (22.2) | 41 (8.0) |  |