: A statistical method used in clinical trials to assign more patients to treatments that show early signs of benefit.
The acronym also appears in medical research, notably in:
In civil engineering and material science, "15% RAR" refers to a specific concentration of a crumb rubber modifier used to rejuvenate and strengthen asphalt binders.
: A biomarker used to measure circadian function, often cited in studies about cancer and sleep quality.
Response adaptive randomisation in clinical trials - PMC - NIH
: If any part—including "15.rar"—is missing or corrupted, the entire extraction process will fail. Users often face "Checksum error" or "Unexpected end of archive" messages if a single segment is incomplete.