“…The financial climate of the day continues to be one of restraint with demands for more cost effectiveness and accountability in the delivery of health care (Acquaviva, 1986;Barer, Evans & Stoddart, 1979;Blomquist, 1979;Comanor, 1980;Crispo, 1979;Gilfoyle, 1984;Madill, Cardwell, Robinson & Brintnell, 1986;Rausch & Melvin, 1986). To be accountable, practitioners need to be able to draw on existing data or to develop the skill to generate them.…”