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Table 1 Baseline demographic factors, surgical procedures, and postoperative outcomes

From: Clinical covariates that improve surgical risk prediction and guide targeted prehabilitation: an exploratory, retrospective cohort study of major colorectal cancer surgery patients evaluated with preoperative cardiopulmonary exercise testing

Variable Count (%)/value
Preoperative variables
 • Age (years) 62 [56–70]
 • Gender (M/F) 46 (55%)/38 (45%)
 • Smoker (yes/no) 11 (13%)/73 (87%)
 • Charlson Co-morbidity Index 6 [3–6]
 • Evidence of metastatic disease at time of surgery 32 (39%)
Surgical procedures
 • Rectal cancer resection 42 (51%)
 • Cytoreduction and HIPEC 23 (28%)
 • Abdominal multi-visceral resection 34 (41%)
 • Total pelvic exenteration 14 (17%)
Intraoperative outcomes
 Intraoperative blood transfusion 17 (21%)
Postoperative outcomes
 • Re-look operative intervention during index admission 5 (6%)
 • Postoperative complications (by highest Clavien-Dindo grading)
0 25 (34%)
I–II 25 (34%)
III–IV 21 (29%)
V 2 (3%)
 • Composite Complication Index 24.2 [16.1–39.7]
 • DAH-90 75 [58–79]
  1. Continous not normally distributed variables are presented as median with interquartiles range (IQR), categorical variable are presented as absolute and relative frequencies n (%)
  2. HIPEC, hyperthermic intraperitoneal chemotherapy; IQR, interquartile range; DAH-90, Days at home within 90 days of surgery