Global study reveals stark differences in how doctors treat common illnesses

A major study has uncovered wide differences in how doctors treat common illnesses around the world. Researchers examined records from 250 million patients across four countries. Their findings reveal a lack of consistency in prescribing drugs for hypertension, diabetes, and depression. An international team gathered electronic health records from millions of patients. They focused on three widespread conditions: hypertension, type 2 diabetes, and depression. The goal was to compare how doctors in different countries manage these illnesses.

The results showed striking variations in treatment approaches. For hypertension alone, 24 percent of patients received a unique sequence of medications. This suggests no single standard exists for managing the condition. Researchers also tracked the types and order of drugs prescribed for each illness. Such differences raise questions about why treatment plans vary so widely. The study highlights how medical practices can differ even for well-known conditions.

The findings point to a lack of global agreement on drug treatment for common diseases. With 250 million patient records analysed, the data shows clear inconsistencies. This could prompt further review of how treatment guidelines are applied worldwide.