Recently in many countries market oriented strategies have been implemented or proposed
in order to improve efficiency in health care. In several countries (eg the Netherlands …

AIDS-related Complex The infectious complications of HIV disease show a great tendency to
recur. In AIDS-related complex, oral candidiasis will inevitably recur unless some …

In the 1990s many countries have chosen to use prospective payment arrangements for
health plans (eg, health insurers, sickness funds or HMOs) together with health plan …

Abstract Using 1991-92 data for a 5-percent Medicare sample, we develop, estimate, and
evaluate risk-adjustment models that utilize diagnostic information from both inpatient and …

The diagnostic cost group approach to a reimbursement model for health maintenance
organizations is presented. Diagnostic information about previous hospitalizations is used to …

Results: In general, several distinctions can be made: in terms of risk horizons, in terms of
risk factors or in terms of the combination of indicators included. Within these, another …

The current reorganisation of the NHS obliges health authorities to purchase a pattern of
health care provision which accords with the health needs of the local population.'This …

This study identified consistently high and low users of medical care services in a group of
older HMO members continuously enrolled for six years. Consistently high users made up …

Prologue: During the 1980s, as alternative medical care delivery systems have proliferated
and nonprofit and commercial health insurance carriers have competed to remain viable …

This paper assesses our ability to use administrative data for developing indicators of health
status. Traditionally, measures of health status have been derived from interviews. Here …