Adaptation and evaluation of the National Cancer Institute's Diet History Questionnaire and nutrient database for Canadian populations.

Background And Objective: Despite assumed similarities in Canadian and US dietary habits, some differences in food availability and nutrient fortification exist. Food-frequency questionnaires designed for the USA may therefore not provide the most accurate estimates of dietary intake in Canadian populations. Hence, we undertook to evaluate and modify the National Cancer Institute's Diet History Questionnaire (DHQ) and nutrient database.

Population-based cohort development in Alberta, Canada: a feasibility study.

In a climate of increasing privacy concerns, the feasibility of establishing new cohorts to examine chronic disease etiology has been debated. Our primary aim was to ascertain the feasibility of enrolling a geographically dispersed, population-based cohort in Alberta. We also examined whether enrolees would grant access to provincial health care utilization data and consider providing blood for future analysis.

Treatment refusal: the beliefs and experiences of Alberta nurses.

This study explored the beliefs and experiences of Alberta nurses concerning withholding and withdrawal of treatments from incurably or terminally ill patients. A mailed survey containing closed and open-ended questions was used to gather data. A response rate of 47% was achieved.