Multivariable negative binomial regression model for priapism rate in a three-month prospective period among participants with a recurrent history of priapism in the past 12 mo (n = 70)
| Variable . | Incidence rate ratio . | 95% CI . | P value . |
|---|---|---|---|
| Age at enrollment | 1.03 | 0.97-1.09 | .335 |
| Testosterone, ng/dL | 1.04 | 0.92-1.18 | .568 |
| Hemoglobin, g/dL | 0.89 | 0.74-1.08 | .239 |
| Hydroxyurea | 1.08 | 0.50-2.33 | .854 |
| eGFR | 0.86 | 0.44-1.68 | .660 |
| Retrospective monthly priapism rate | 1.18 | 1.08-1.28 | <.001 |
| Variable . | Incidence rate ratio . | 95% CI . | P value . |
|---|---|---|---|
| Age at enrollment | 1.03 | 0.97-1.09 | .335 |
| Testosterone, ng/dL | 1.04 | 0.92-1.18 | .568 |
| Hemoglobin, g/dL | 0.89 | 0.74-1.08 | .239 |
| Hydroxyurea | 1.08 | 0.50-2.33 | .854 |
| eGFR | 0.86 | 0.44-1.68 | .660 |
| Retrospective monthly priapism rate | 1.18 | 1.08-1.28 | <.001 |
eGFR, estimated glomerular filtration rate.