Fig. 2From: Noise in the intensive care unit and its influence on sleep quality: a multicenter observational study in Dutch intensive care unitsStandardized regression coefficients for the best fitting model for sleep quality evaluated by the patients. Error bars indicate 95% confidence intervals. Standardized coefficients are expressed in units of standard deviations to enable easy assessment of which of the regression predictors imparts the largest changes in the regression outcome variableBack to article page