Effect of regressors on charges per patient per month
| Patient Characteristic | Increase in Charges per Patient per Month, Relative to the Reference Groupa ($) |
|---|---|
| aAmong patients with CKD. The reference group was male patients <30 yr of age with neither diabetes mellitus nor hypertension and with Cr levels of <2.0 mg/dl. All values are significant at P < 0.0001, except for female gender and Cr level of 2.0 to 2.9 mg/dl, neither of which was statistically significant. | |
| Female gender | -1 |
| Age of 30 to 39 yr | 519 |
| Age of 40 to 49 yr | 720 |
| Age of 50 to 59 yr | 909 |
| Age of 60 to 64 yr | 680 |
| Age of ≥65 yr | 1,095 |
| Diabetes mellitus only | 114 |
| Hypertension only | 57 |
| Both diabetes mellitus and hypertension | 137 |
| Cr level of 2.0 to 2.9 mg/dl | 10 |
| Cr level of 3.0 to 3.9 mg/dl | 92 |
| Cr level of ≥4.0 mg/dl | 185 |