Table 3.

Annualized percentage of patients who visited a PCP or nephrologist, according to Cr categorya

Cr CategoryAnnualized Percentage
PCPbNephrologist
aSee text for explanation. PCP, primary care physician.
bThe type of provider was assessed on the basis of specialty-specific location-of-service codes used by the health maintenance organization.
All (n = 1658)0.880.22
<2.0 mg/dl (n = 1203)0.930.12
2.0 to 2.9 mg/dl (n = 289)0.860.31
3.0 to 3.9 mg/dl (n = 53)0.820.72
≥4.0 mg/dl (n = 113)0.500.80