Why the study?
How do variations in physiological variables affect the APACHE II score and predicted mortality ratio in intensive care patients?
How do variations in physiological variables affect the APACHE II score and predicted mortality ratio in intensive care patients?
Small variations in physiological data collection can significantly alter APACHE II scores and predicted mortality ratios, making unstandardized comparisons between intensive care units potentially misleading.
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Small physiological variations may mislead unstandardized ICU mortality comparisons; leaves open whether data standardization improves APACHE II validity.
Goldhill et al. (1996) studied this question.
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