10:832:335 Lecture Notes - Lecture 11: Flint Water Crisis, Dietary Fiber, Obstructive Sleep Apnea
16 Apr 2017
School
Department
Course
Professor
Document Summary
Discuss how exposure was determined (e. g. , biological measurements, survey methods, hospital records, etc. What do we know about the quality of the exposure measurement: outcome. Might this bias the results towards or away from the null? i. e. , over vs. under-estimation of effect. History: originally epidemiology focused on a single pathogen, a single cause of disease. The epidemiologist"s challenge was to isolate a single bacteria, virus, or parasite. Characterized by latency periods of 10 to 20 or more years. The environment reflects the aggregate of those external conditions and influences affecting the health status of people. Social factors that can influence the health status of people. Radiation exposure can cause severe, intense results such as radiation burn, nausea, fatigue, vomiting, and diarrhea: on the other hand, several chronic conditions may result from radiation exposure such as damage to the central nervous system and cancer. The three basic pathways through which people are exposed to radiation are.
