Zero-inflated negative binomial regression model for hospitalizations for vaso-occlusive pain events for those that received regular blood transfusions in the SIT trial (n = 90)
| Variable . | Incidence rate ratio . | 95% confidence interval . | P value . |
|---|---|---|---|
| Age at randomization | 1.19 | 0.95-1.48 | .129 |
| Sex, female | 1.19 | 0.46-3.08 | .714 |
| Hb S percent at baseline | 1.01 | 0.97-1.04 | .723 |
| Mean Hb S <30% | 0.65 | 0.22-1.94 | .438 |
| Variable . | Incidence rate ratio . | 95% confidence interval . | P value . |
|---|---|---|---|
| Age at randomization | 1.19 | 0.95-1.48 | .129 |
| Sex, female | 1.19 | 0.46-3.08 | .714 |
| Hb S percent at baseline | 1.01 | 0.97-1.04 | .723 |
| Mean Hb S <30% | 0.65 | 0.22-1.94 | .438 |