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PSNet: Patient Safety Network
Journal Article

Nurse staffing and medication errors: cross-sectional or longitudinal relationships?

Mark BA, Belyea M. Research in nursing & health. 2009;32:18-30.

This study describes the use of autoregressive latent trajectory modeling as a method to better understand the complex relationships between nurse staffing and medication errors. While the method failed to demonstrate the hypothesized relationship in this study, the authors advocate for its use in future studies.