Individuals with a higher GA/HbA1c ratio were older, had a longer duration of diabetes and exhibited lower levels of BMI, alanine aminotransferase (ALT), diastolic blood pressure (BP), haemoglobin, serum albumin, eGFR, non–high‐density lipoprotein cholesterol (non–HDL‐C) and GA, whereas they had higher levels of high‐density lipoprotein cholesterol (HDL‐C). The gene discussed is GPT; the disease is diabetes mellitus.