Table 1 Patients’ demographic and clinical characteristics

Institutions, I:II:III

Sex, M:F

6:4:0

6:4

6:1:3

8:2

6:3:1

4:6

Age

64 [48–82]

69 [48–75]

70 [43–84]

Height (cm)

162.5 [148.0–181.0]

165.0 [153.0–176.1]

157.7 [138.0–175.0]

Weight (kg)

59.2 [36.0–84.6]

59.6 [46.4–69.8]

48.8 [39.8–73.9]

BMI (kg/m²)

22.2 [16.4–30.1]

21.8 [16.5–23.8]

20.3 [17.0–26.2]

Thickness of subcutaneous fat (cm)

1.7 [0.3–2.8]

2.1 [0.9–3.2]

2.0 [0.8–3.8]

Area of the ileostomy opening (cm²)

9.8 [6.3–13.5]

11.7 [7.3–25.0]

7.5 [3.4–31.5]

Height of the ileostomy stoma (cm)

2.0 [1.0–3.0]

1.5 [1.0–3.5]

2.0 [1.3–2.2]