GLP1R and diabetes mellitus: What’s more, its demographic analysis showed significant differences between the GLP-1 RA and comparator groups in factors such as age, HbA1c, body weight, BMI, duration of diabetes, sex, race, and so on, suggesting that the effect of GLP-1RAs on DR is yet controversial and that it may vary based on the specific GLP-1RA used, as well as the patient’s demographic and clinical characteristics.