Table 1—

Validation of administrative data algorithms against primary care chart data

Administrative dataOffice charts
N
DiabetesNo diabetes
One PSC or one hospitalization with diagnosis of diabetes*
    Diabetes353223576
    No diabetes362,7052,741
    N3892,9283,317
Two PSCs or one hospitalization with diagnosis of diabetes
    Diabetes33585420
    No diabetes542,8432,897
    N3892,9283,317
  • Data are n.

  • *

    * Sensitivity 0.91, PPV 0.61;

  • sensitivity 0.86, PPV 0.80.