Table 1

Patient demographics

Intervention group%Control group%P value
Number at baselinen=2252.4n=2047.6
Age—median (IQR)64.0 (40–76.3)65.8 (42.5–77.9)0.841
Sex
 Male18821890
 Female418210
Clinical stage at diagnosis—TNM 7 and 8
 T-stage
 100
 2313.715
 31881.81890
 414.515
 N-stage
 014.5210
 11254.61050
 2836.4840
 314.50
Comorbidities (NOGCA)
 None418.2525
 1—Cardiovascular disease1359.11050
 2—COPD, asthma29.1315
 3—Chronic renal impairment14.515
 4—Liver failure/cirrhosis00
 5—Diabetes313.715
 6—Mental illness (requiring medication)29.10
 7—Cerebro/peripheral vascular disease29.10
 8—Barrett’s syndrome14.515
 9—Other significant condition836.41050
BMI (kg/m2)—median (IQR)25.55 (19.3–37.3)27.62 (20.5–49.1).447
Number proceeded to surgeryn=2195.5n=1995
Hospital length of stay
 Median (range) days10.5 (9–41)11 (8–44)
Postoperative complications
 None1362842.1
Clavien-Dindo
 1, 2523.8526.3
 3a0526.3
 3b14.7315.3
 414.730
 514.730
In-hospital mortality
 Yes1500
 No209519100
30-day mortality
 Yes0000
 No2110019100
90-day mortality
 Yes1500
 No209519100
  • BMI, body mass index; COPD, chronic obstructive pulmonary disease; NOGCA, National Oesophago-Gastric Cancer Audit; TNM, tumour node metastasis.