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Decision-making about LST and length of stay in ICU. Relative contribution of age (light grey), frailty (CFS, dark grey) and SOFA score (black) to decisions of withholding (panel A) or withdrawing (panel B) LST for frail patients (CFS ≥ 4) and different minimal lengths of stay (mLOS) in ICU. Note that the smaller the entropy H(X) is, the larger is the contribution of a specific patient characteristic to decision-making
