How was the Study Conducted?
Kim and the team analyzed the information from 17,983 adults with prediabetes. The adults had pre diabetes at baseline (an HbA1c between 5.7% - 6.4% and an average of 2.4 follow up visits. These are adults who participated in a study conducted at Kangbuk Samsung Hospital. The average of the participants was 41 years, and 33% were women.
The participants underwent comprehensive biennial and annual exams. The test included quality, duration and measurements of insulin, HbA1c, glucose and high sensitive C-reactive protein. Diabetes was an HbA1c of 6.5% and above or involve use of medications such as anti-diabetes. Proportional hazards models were used to study the connection between risks of progression of prediabetes and sleep duration. The proportional hazards models were time dependent.