Oral

(n = 6)

Jejunal

(n = 7)

Total

(n = 13)

Sex (Male:Female), n

5:1

6:1

11:2

Age (years), median (IQR)

67 (11)

63 (11)

63 (12)

Type of surgery, n

Total gastrectomy

2

2

4

Oesophagectomy

4

5

9

Pre-operative weight loss (%), median (IQR)

1.0 (3.1)

1.2 (3.5)

1.2 (3.1)

Baseline body mass index (kg/m²), median (IQR)

27.8 (8.7)

32.9 (7.3)

29.1 (8.5)