Variation in severity-adjusted resource use and outcome in intensive care units.
Jukka TakalaAndré MoserRahul RajVille PettiläIrina IrincheevaTuomas SelanderOlli KiiskiTero VarpulaMatti ReinikainenStephan M JakobPublished in: Intensive care medicine (2021)
The wide and independent variation in both SMR and SRUR suggests that they should be used together to compare the performance of different ICUs or an individual ICU over time.