Univariate analysis of different cutoff values of serum ferritin and the risk for sinusoidal obstruction syndrome
| Ferritin serum level, ng/mL . | SOS, no. (%) . | P . | Odds ratio (95% CI) . | ROC curve analysis . | ||
|---|---|---|---|---|---|---|
| Yes n=88 . | No n=339 . | AUC . | P* . | |||
| 623 (median) | 54 (61) | 159 (47) | .02 | 1.80 (1.08-2.99) | 0.572 | .04 |
| 1000 | 43 (49) | 94 (28) | < .001 | 2.49 (1.50-4.14) | 0.606 | .002 |
| 1500 | 30 (34) | 56 (16) | < .001 | 2.61 (1.49-4.57) | 0.588 | .01 |
| 2000 | 21 (24) | 41 (12) | .005 | 2.28 (1.21-4.27) | 0.559 | .09 |
| 3000 | 11 (12) | 14 (4) | .003 | 3.32 (1.34-8.13) | 0.542 | .23 |
| 4000 | 7 (8) | 7 (2) | .01 | 4.10 (1.25-13.44) | 0.529 | .39 |
| Ferritin serum level, ng/mL . | SOS, no. (%) . | P . | Odds ratio (95% CI) . | ROC curve analysis . | ||
|---|---|---|---|---|---|---|
| Yes n=88 . | No n=339 . | AUC . | P* . | |||
| 623 (median) | 54 (61) | 159 (47) | .02 | 1.80 (1.08-2.99) | 0.572 | .04 |
| 1000 | 43 (49) | 94 (28) | < .001 | 2.49 (1.50-4.14) | 0.606 | .002 |
| 1500 | 30 (34) | 56 (16) | < .001 | 2.61 (1.49-4.57) | 0.588 | .01 |
| 2000 | 21 (24) | 41 (12) | .005 | 2.28 (1.21-4.27) | 0.559 | .09 |
| 3000 | 11 (12) | 14 (4) | .003 | 3.32 (1.34-8.13) | 0.542 | .23 |
| 4000 | 7 (8) | 7 (2) | .01 | 4.10 (1.25-13.44) | 0.529 | .39 |
SOS indicates sinusoidal obstruction syndrome; 95% CI, 95% confidence interval; ROC, receiver operating characteristic; and AUC, area under the curve.
Probability that the area is different from .5.