Research Article

Exercise Metabolism in Nonobese Patients with Type 2 Diabetes Following the Acute Restoration of Normoglycaemia

Table 1

Subject demographics and inclusion and exclusion criteria for subjects.

Subject demographics

Age56.2 ± 2.7 years
Gender distribution5 male and 1 female participants
Height (m)1.64 ± 0.04
Weight (kg)66.7 ± 6.0
BMI (kg/m2)24.5 ± 1.5
Time since diagnosis (years)7.8 ± 1.4
Diabetes treatmentMetformin ()
HbA1c (%)/mmol/mol9.4 ± 0.3/78.9 ± 3.8
Fasting blood glucose (mmol/l)11.3 ± 0.6
Predicted RMR (Schofield equations) [21] (MJ/d)6.36 ± 0.31
Calculated RMR (MJ/d)5.31 ± 1.15
VO2 peak (ml/kg/min)28.7 (82 ± 4% of the predicted values for healthy
individuals of similar age)
Inclusion criteriaExclusion criteria
Type 2 diabetes diagnosed >2 yrs before consentHistory of cardiac disease
Age 40–69 years inclusiveHistory of cerebrovascular events or transient ischemic episodes
BMI: <30 kg/m2History of intermittent claudication
Suboptimal glycaemic control: HbA1c > 8% (64 mmol/mol)Significant hypertension defined as a systolic BP > 170 mmHg
and/or diastolic BP > 95 mmHg
Evidence of recent, regular moderate physical activity
(PAL of 1.6–1.7) [22]
Any other disease likely to affect the ability to exercise including
arthritis and respiratory disease
Normal resting 12-lead ECGAny cardiorespiratory drugs other than thiazide diuretics, aspirin,
ACE-inhibitors, and statins
No significant ECG changes or chest pain during a Bruce
protocol exercise ECG to stage III with a normal physiological
response to exercise
Secondary complications: any diabetic retinopathy other
than mild background retinopathy, nephropathy
(proteinuria on >1 occasion or raised creatinine), and sensory neuropathy

Data are presented as mean ± SEM.