Trends in Use of Medical Imaging in US Health Care Systems and in Ontario, Canada, 2000-2016.

ABSTRACT:

Importance

Medical imaging increased rapidly from 2000 to 2006, but trends in recent years have not been analyzed.

Objective

To evaluate recent trends in medical imaging.

Design, setting, and participants

Retrospective cohort study of patterns of medical imaging between 2000 and 2016 among 16 million to 21 million patients enrolled annually in 7 US integrated and mixed-model insurance health care systems and for individuals receiving care in Ontario, Canada.

Exposures

Calendar year and country (United States vs Canada).

Main outcomes and measures

Use of computed tomography (CT), magnetic resonance imaging (MRI), ultrasound, and nuclear medicine imaging. Annual and relative imaging rates by imaging modality, country, and age (children [<18 years], adults

SUBMITTER: Smith-Bindman R 

PROVIDER: S-EPMC6724186 | biostudies-literature | 2019 Sep

REPOSITORIES: biostudies-literature