Table 6.

Erythropoietin use as a function of insurance type

Insurance Type1992 Through 19961997 Through 19981999 Through 2003
N (%)PN (%)PN (%)P
Medicaid
    yes339 (19.73)376 (21.40)1208 (26.61)
    no4496 (25.17)<0.0015502 (25.85)<0.00117030 (31.18)<0.001
Veterans Administration
    yes35 (19.34)47 (26.55)164 (31.84)
    no4797 (24.74)0.0935831 (25.50)0.7518074 (30.82)<0.001
Medicare
    yes666 (29.18)474 (24.22)1132 (33.36)
    no4193 (24.17)<0.0015405 (25.63)0.1717108 (30.68)0.001
Employer group
    yes3203 (27.71)3942 (28.55)12407 (34.23)
    no1643 (20.44)<0.0011937 (20.97)<0.0015833 (25.47)<0.001
Other
    yes1015 (28.73)1185 (29.09)3433 (33.37)
    no3844 (23.87)<0.0014694 (24.74)<0.00114807 (30.30)<0.001
None
    yes332 (12.40)390 (11.86)1400 (16.67)
    no4527 (26.70)<0.0015489 (27.78)<0.00116840 (33.18)<0.001