Table 2 Chronic disease performance measures using health administrative data

Diabetes (DM)

Ontario Diabetes Database

All prevalent DM patients over 30 years of age rostered to a study physician.

Eligible DM patients who had a claim for an eye examination over a two year period.

OHIP physician encounter claims data.

All incident DM patients rostered to a study physician over 65 years of age who started on a hypoglycemic agent.

Eligible DM patients whose first hypoglycemic agent was metformin.

ODB prescription claims data.

All prevalent DM patients over 65 years of age rostered to a study physician.

Eligible DM patients who over one year receive a prescription for: 1) an ACEI/ARB 2) an antihypertensive agent 3) a lipid lowering agent 4) all three.

ODB prescription claims data.

Heart Failure (HF)

ICES Heart failure algorithm

Incident HF patients over 40 years of age rostered to a study physician.

Eligible HF patients who received an echocardiogram within one year of diagnosis.

OHIP investigation claims data.

Incident HF patients over 65 years of age rostered to a study physician.

Eligible HF patients who received a prescription for an ACEI or ARB.

ODB prescription claims data.

Asthma

Ontario Asthma Surveillance Information System

All incident asthma patients from 20 to 40 years of age rostered to a study physician.

Eligible asthma patients who received simple spirometry or flow volume loop or bronchial provocation challenge within one of diagnosis.

OHIP investigation claims data.

All incident asthma patients from 20 to 40 years of age rostered to a study physician.

Eligible asthma patients with emergency room visits within one year of diagnosis.

NACRS/emergency room encounter data.