Table 4.
Sensitivity, specificity, area under the curve (AUC), and confidence interval (CI) in the determination of the predictive factors of clinical response to GMA in patients with active ulcerative colitis
| Measurements | Cut-off value | Sensitivity (%) | Specificity (%) | AUC (95%CI) |
|---|---|---|---|---|
| Cumulative PSL dose up to the 1st GMA session |
<2735.5 mg |
61 |
95 |
0.78 (0.62-0.94) |
| WBC at 1st GMA session |
<10160/μL |
61 |
85 |
0.72 (0.56-0.89) |
| Interval between relapse and 1st GMA session | <49.5 days | 50 | 95 | 0.76 (0.61-0.92) |
GMA, granulocyte and monocte apheresis; PSL, prednisolone; WBC, white blood cell.