Table 1 Demographics and clinical assessments at baseline and pre-surgery

N

17

13

-

Patient gender

 Male

11 (65%)

-

-

 Female

6 (35%)

-

-

Age

65 (62, 72)

-

-

Type of diabetes

 Type 1

3 (18%)

-

-

 Type 2

14 (82%)

-

-

Diabetes duration (years)

12 (8, 18)

-

-

Smoking status²

 Never smoked

4 (24%)

-

Stopped smoking:

 Ex-smoker

13 (76%)

-

0 (0%)

 Current smoker

0 (0%)

-

Waist circumference (cm)³

105.3 (103.4, 114)

98.3 (35.9, 112.2)

−4.1 (−5.3, −2.0)

Weight (kg)

84.4 (81.8, 93.6)

81.6 (63.8, 94.1)

−2.5 (−5, −1)

BMI (kg/m²)

31.6 (27.9, 32.6)

30.6 (28.9, 31.6)

−1.0 (−1.7, −0.4)

Systolic blood pressure (mmHg)

124 (120, 134)

124 (117, 136)

5 (−4, 14)

Diastolic blood pressure (mmHg)

78 (68, 82)

74 (65, 79)

1 (−4, 3)

Total cholesterol (mmol)⁴

4.2 (3.6, 5.1)

2.4 (0, 3.9)

−0.7 (−3.0, −0.1)

HDL cholesterol (mmol)⁴

1.2 (1.1, 1.5)

0.9 (0, 1.1)

−0.2 (−0.9, −0.1)

Triglycerides (mmol)^4,5

1.8 (1.1, 2.7)

1.1 (0, 1.2)

−1 (−1.4, 0.1)

HbA1c (mmol/mol)⁴

68 (64, 77)

61 (56, 65)

−10 (−13, −3)

HbA1c (DCCT%)⁴

8.4% (8.0%, 9.2%)

7.7% (7.2%, 8.1%)

−1.0% (−1.2%, −0.2%)

Renal function eGFR

73 (55, 84)

60 (20, 80)

−2 (−5, 0)

No. of OCTOPuS support contacts received

-

4 (3, 7)

-

Time from baseline to pre-surgery assessment (weeks)

-

10.6 (5.6, 11.9)

-

Time from surgery to discharge (days)

-

7 (6, 9)

-