Table 2.

Percentage of adult patients on dialysis continuously enrolled in Medicare Part A, B, and D who had prescriptions for ≥90 days of an opioid by year

Characteristicsa2006, %2007, %2008, %2009, %2010, %
Age group, yr
Dual statusb
Residential area
 Large metropolitan17.618.018.819.820.9
 Medium/small metropolitan22.322.323.524.425.7
ESRD vintage, yr
Dialysis modalityc
History of kidney transplantation
Nursing home residenced
Prior pain-related hospitalization
No. of prior hospitalizations
 5 or more34.234.736.438.439.9
  • The percentages of patients who had chronic prescriptions were significantly different across groups in each characteristic (P<0.01 for all comparisons).

  • a Filled prescription for a 90-day or more supply within the study year.

  • b Dual status in Medicare and Medicaid.

  • c The last modality in the study year.

  • d On the basis of one or more claims in physician/carrier files.

  • e On the basis of one or more inpatient stays with a cancer diagnosis and CMS Form 2728.