Table 1.

Distribution by selected characteristics of adult patients on dialysis with continuous enrollment in Medicare Part A, B, and D, 2006–2010

Characteristicsa2006, n=100,809, %2007, n=133,323, %2008, n=140,174, %2009, n=143,217, %2010, n=153,758, %
Opioid prescription
 None36.937.437.136.636.0
 Short term43.142.441.541.040.6
 Chronic20.020.221.422.323.4
Analgesic prescription
 Yes15.214.213.914.014.2
Age group, yr
 20–4419.317.417.116.816.4
 45–6442.542.242.543.143.5
 65+38.240.440.540.140.2
Sex
 Men49.451.451.851.952.2
Race
 Black45.843.742.942.442.0
 White48.150.651.351.852.2
 Other6.15.85.85.85.8
Dual statusb
 Yes85.372.671.871.370.9
Residential area
 Large metropolitan52.050.951.051.251.3
 Medium/small metropolitan28.929.729.729.829.7
 Nonmetropolitan19.119.519.419.119.0
ESRD vintage, yr
 1–218.018.117.116.916.6
 3–431.331.231.330.529.6
 5+50.850.751.752.753.8
Dialysis modalityc
 HD94.694.294.394.494.3
History of kidney transplantation
 Yes7.97.67.77.77.6
Nursing home residenced
 Yes11.410.511.011.011.5
Cancere
 Yes4.44.95.15.35.4
Prior pain-related hospitalization
 Yes5.15.56.06.06.7
No. of prior hospitalizations
 038.840.340.941.441.9
 1–234.635.334.434.334.5
 3–414.714.013.713.513.4
 5 or more11.910.511.010.810.2
  • a The same patient might have been included in multiple years.

  • 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.