Table 1 Proportions (%) of stool specimens with indeterminate Xpert® C. difficile assay results that yielded toxin-producing C. difficile in culture stratified by tcdB cycle-threshold and clinical severity
From: Indeterminate tcdB using a Clostridium difficile PCR assay: a retrospective cohort study
Xpert® C. difficileassay tcdBcycle-threshold | Patients with indeterminate results (n = 48) | Patients who did not meet the C. difficileinfection clinical case definition (n = 9) | Patients who met the C. difficileinfection clinical case definition with non-severe clinical disease (n = 32) | Patients who met the C. difficileinfection clinical case definition with severe clinical disease (n = 7) |
|---|---|---|---|---|
37.1-37.9 | 6/11 (55) | 0/2 (0) | 1/4 (25) | 5/5 (100) |
38.0-38.9 | 6/16 (38) | 1/3 (33) | 4/11 (36) | 1/2 (50) |
39.0-30.9 | 3/16 (19) | 2/3 (67) | 1/13 (8) | 0 |
≥40 | 1/5 (20) | 1/1 (100) | 0/4 (0) | 0 |