Morbidity and Mortality Weekly Report (MMWR)

MicrobiologyLab 7-3

Epidemiology

• The MMWR (Morbidity and Mortality Weekly Report) reports data on the 58 notifiable (reportable) diseases that are tracked by the CDC.

• You will choose a notifiable diseases and collect data on this disease from the most recent complete calendar year, calculate incidence values and graph results.

http://wonder.cdc.gov/mmwr/mmwrmorb.asp

U.S. population on July 1, 2009was 307,006,550

You must turn this empty table

…into this

Start by choosing the YEAR and WEEK 01http://wonder.cdc.gov/mmwr/mmwrmorb.asp

Scan the NNDSS Tables and pick a disease. I have chosen Coccidioidomycosis from Table II (part 1)

This is the week 1 number you want

Week 1 number goes here

This your week 2 cumulative number

Week 2 cumulative number goes here

Calculate the 4-week Totals

Calculate the Incidence Values for each 4-week period.

Incidence rate = # of new cases in the time period divided by the population size

Your graph:Cumulative # of cases versus Week

Your graph:Incidence versus Week