Mortality, readmission and length of stay have different relationships using hospital-level versus patient-level data: an example of the ecological fallacy affecting hospital performance indicators

Hofstede, S.N.; Bodegom-Vos, L. van; Kringos, D.S.; Steyerberg, E.; Marang-van de Mheen, P.J. (2018)

Article / Letter to editor

• mortality (standardized Mortality Ratios)
• quality measurement
• healthcare quality improvement
• continuous quality improvement

• All authors: Hofstede, S.N.; Bodegom-Vos, L. van; Kringos, D.S.; Steyerberg, E.; Marang-van de Mheen, P.J.
• Date: 2018-06-30
• Journal: BMJ Quality & Safety
• Volume: 27
• Issue: 6
• Pages: 474 - 483
• DOI: doi:10.1136/bmjqs-2017-006776