Epidemiology of Electromagnetic Fields

9

2

Epidemiological StudyDesign:Architecture

for Research

Anssi Auvinen

Introduction

A study design denes a general outline of procedures for carrying out a study and

involves several decisions about methods to be used. It precedes the empirical part

and provides a broad outline guiding data collection and can hence be considered a

blueprint for the study or for preparing a manual of operations for the research to be

conducted.

A dening feature of epidemiology is its probabilistic view of disease occurrence as a

stochastic process at the population level. For an epidemiologist, the book of diseases is

written in the language of risks, that is, ...