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Fig. 2 | Perioperative Medicine

Fig. 2

From: The Marsden Morbidity Index: the derivation and validation of a simple risk index scoring system using cardiopulmonary exercise testing variables to predict morbidity in high-risk patients having major cancer surgery

Fig. 2

Fitted model variables — nomograph. These are COPD, chronic obstructive pulmonary disease. CRI, chronic renal impairment. VO2 max, maximal oxygen consumption at maximal exercise capacity. BMI, body mass index. VE/VCO2 — ventilatory equivalent for carbon dioxide; VE/VCO2 values in this diagram refers to VE/VCO2 taken at anaerobic threshold (AT VE/VCO2). Rob/Lap, robotic-assisted or laparoscopic-assisted surgery. DM, diabetes mellitus. NIDDM, non-insulin-dependent DM. IDDM, insulin-dependent DM. Pri, primary. WHO PS, World Health Organisation point score. TIA, transient ischaemic attack. CPET, cardiopulmonary exercise testing. AT, anaerobic threshold

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Perioperative Medicine

ISSN: 2047-0525