Financial burden of household out-of-pocket expenditures for prescription drugs: cross-sectional analysis based on national survey data.

BACKGROUND: Commentaries on the adequacy of insurance coverage for prescription drugs available to Canadians have emphasized differences in the coverage provided by different provincial governments. Less is known about the actual financial burden of prescription drug spending and how this burden varies by province of residence, affluence and source of primary drug coverage. METHODS: We used data from a nationally representative household …