Participants
Prediabetes, prediabetes, impaired fasting glucose
PREDIABETES, IMPAIRED GLUCOSE TOLERANCE, PREDIABETES
Forty-three males and females between 40 and 75 years with prediabetes were recruited via advertisements and posters in local newspapers, university and city buildings, hospital, public transport, and online. Prediabetes was defined as either having impaired fasting glucose (IFG; fasting glucose 6.1–6.9 mmol/L) and/or impaired glucose tolerance (IGT; 2-h glucose 7.8–11.0 mmol/L), according to the WHO criteria [Eligibility was further evaluated based on the following inclusion criteria: body mass index (BMI) 25–40 kg/m