An ecological study focuses on groups of people and examines the relationship between exposure and disease.

Question

An ecological study focuses on groups of people and examines the relationship between exposure and disease.​

Quizplus · Accepted Answer

An ecological study is a type of observational study that focuses on groups of people and examines the relationship between exposure (such as exposure to pollution or certain foods) and disease. It does not involve direct observation or data collection from individuals, but rather looks at trends and patterns within populations.

An Ecological Study Focuses on Groups of People and Examines