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Table 8 CPET data for patients excluded from analysis because they were deemed too high risk following preoperative assessment and CPET

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

Variable Overall patients (n = 104)
Median (range)
Age (years)
 Median (range), (IQR) 78 (55–99)
Body mass index (BMI)
 Mean (SD) 19.98 (7.87)
 Median (range), (IQR) 18.0 (11.3–51.3), (20.3–25.4)
Anaerobic threshold (AT)
 Mean (SD) 6.79 (3.01)
 Median (range), (IQR) 7.4 (3.5–10.8), (7.4–8.7)
VO2 max
 Mean (SD) 13.11 (2.24)
 Median (range), (IQR) 12.8 (4.3–21.6), (12.4–15.6)
AT VE/VCO2
 Mean (SD) 38.28 (2.39)
 Median (range), (IQR) 37 (30–58) [32–43],
Oxygen pulse
 Mean (SD) 6.63 (5.40)
 Median (range), (IQR) 7.12 (3.41–12), (5.7–11)