Table 4.

Adjusted hazard ratios for ischemic and hemorrhagic strokes in the dually-eligible and Medicare cohorts after elimination of individuals with a previous stroke and those receiving peritoneal dialysis

Type of Stroke by Time after StrokeAHRs in Original CohortAHRs in Group with No Prior StrokeaAHRs in HD-Only Patientsb
Dually EligibleMedicare-EligibleDually EligibleMedicare-EligibleDually EligibleMedicare-Eligible
Ischemic strokec
 1 wk8.47.89.311.611.111.3
 6 mo4.34.24.65.35.45.2
 24 mo2.12.02.22.52.62.5
Hemorrhagic strokec
 1 wk18.321.519.725.523.824.5
 6 mo5.46.35.57.46.87.4
 24 mo1.72.01.82.32.22.4
  • "Dually eligible" refers to individuals with dual eligibility for Medicare and Medicaid. "Medicare eligible" refers to patients with Medicare. aRestricts analysis to individuals without an indication of a previous stroke, either on the Centers for Medicare & Medicaid Services 2728 dialysis intake form or in Medicare claims during the first 90 days of dialysis.

  • b Restricts analysis to individuals receiving hemodialysis and without an indication of a previous stroke (as defined above).

  • c Scenario modeled is a stroke occurring immediately upon cohort entry.