Furthermore, in the multivariable linear regression, both Enterococcus faecalis and MDRO-AC were significant predictors (R2 = 0.478) for increasing the ICU-LOS, B-coefficient = 4.062 (95% CI: 412–7.713; p = 0.029) and B-coefficient = 2.554 (95% CI: 0.064–5.044, p = 0.044), ...