PUBHLTH 101 Lecture Notes - Lecture 15: Prospective Cohort Study, Cohort Study, Three Steps

• School: UC-Irvine
• Department: Public Health
• Course: PUBHLTH 101
• Professor: David Timberlake

Document Summary

Lec 15: ecological studies are experimental studies, example that can be used to calculate incidence rate, a cohort study: we follow up all residents without colon cancer in irvine from jan, 2019 to dec. 2019 to collect information of newly diagnosed colon cancer. In a case-control study, which of the following statement about selection of controls is undesirable: hospital-based controls have a disease related to study exposure, which of the following is not an advantage of a prospective cohort study. It usually costs less than a case control study (usually costs more: all case control studies are characterized by the following except: Incidence rates may be computed directly: which of the following is an advantage of the cross-sectional study design over the other study designs. Odds of diarrhea (20 ) / (15) = 1. 3333 (35 ) (35) w/ case control studies.