Final answer:
The correct term for treatments with research-backed positive effects in patient care is A. Evidence-based treatment, which is part of the broader principle of evidence-based medicine.
Step-by-step explanation:
The term for treatments backed by research that proves interventions have positive effects in patient care is A. Evidence-based treatment. This concept is closely related to C. Evidence-based medicine, which refers to medical practices that are supported by rigorous scientific research and clinical trials. Evidence-based treatments are integral for ensuring that patients receive the most effective care based on the current best evidence. This approach contrasts with traditional approaches that may rely more on anecdotal experience or established practice without the same level of research validation. It is essential for medical professionals to rely on evidence-based practices to improve health outcomes and ensure quality patient care.