Enumeration Enumeration

The Enumeration StepsThe Enumeration Steps

1.1. Defining survey areaDefining survey area

2.2. Obtaining food outlet Obtaining food outlet listslists

3.3. Getting a street listGetting a street list

4.4. Classifying the food Classifying the food outletsoutlets

5.5. Tidying up the listsTidying up the lists

6.6. Assigning id Assigning id numbersnumbers

First StepFirst Step

How will you define your survey area? How will you define your survey area? – Census tractsCensus tracts– Zip codesZip codes– Cities/towns/countiesCities/towns/counties– Recognized “named” neighborhoodsRecognized “named” neighborhoods– Natural physical boundaries (lakes, highways, Natural physical boundaries (lakes, highways,

railroad tracks, etc.) railroad tracks, etc.)

Second StepSecond Step

Obtain food outlet listsObtain food outlet lists– Contact your state’s Health Department for a Contact your state’s Health Department for a

listing of restaurants in the county or counties listing of restaurants in the county or counties of the survey area. of the survey area.

– Contact your state’s Department of Agriculture Contact your state’s Department of Agriculture for a listing of convenience and grocery for a listing of convenience and grocery stores.stores.

Third StepThird Step

Obtain a list of the streets and address Obtain a list of the streets and address ranges that are included in the defined ranges that are included in the defined survey areasurvey area

Fourth Step…on to the lists!Fourth Step…on to the lists!

Using the addresses listed under each food outlet, Using the addresses listed under each food outlet, determine whether each one falls within your survey determine whether each one falls within your survey area by looking at your streets list. When you determine area by looking at your streets list. When you determine that one does, mark/highlight it based on the category that one does, mark/highlight it based on the category you think it might be.you think it might be.– Stores: grocery, convenience, otherStores: grocery, convenience, other– Restaurants: sit-down, fast casual, fast food, specialty, otherRestaurants: sit-down, fast casual, fast food, specialty, other– Don’t know, needs follow upDon’t know, needs follow up

Remember to be consistent with your other team Remember to be consistent with your other team members as to how a category will be indicated (i.e., members as to how a category will be indicated (i.e., everyone is using the same method for each category)everyone is using the same method for each category)

Still with the lists…Still with the lists…

Once you have classified the stores and Once you have classified the stores and restaurants, go back through the lists to restaurants, go back through the lists to determine how to classify the don’t knows. This determine how to classify the don’t knows. This can be usually done by searching the internet or can be usually done by searching the internet or calling the place to simply ask (e.g., are they a calling the place to simply ask (e.g., are they a grocery store? convenience store?).grocery store? convenience store?).

You may also need to follow up on ones you You may also need to follow up on ones you already classified that have missing information already classified that have missing information (e.g., phone number).(e.g., phone number).

Fifth StepFifth Step

Now that you have all of the restaurants and Now that you have all of the restaurants and stores classified on your food outlet lists, you will stores classified on your food outlet lists, you will need to create your own spreadsheet so the need to create your own spreadsheet so the stores and restaurants are neatly grouped stores and restaurants are neatly grouped together.together.Go down the list and enter all of the food outlets Go down the list and enter all of the food outlets (and their respective information) that fall into (and their respective information) that fall into each specified category (e.g., sit down each specified category (e.g., sit down restaurants). restaurants). Make sure the places listed under each category Make sure the places listed under each category are in alphabetical order or in order by street are in alphabetical order or in order by street address and zip code.address and zip code.

Sixth and Seventh StepsSixth and Seventh Steps

Assign each restaurant and store an id number Assign each restaurant and store an id number

Create a new spreadsheet from your old one, Create a new spreadsheet from your old one, sorting the streets alphabetically. This is useful sorting the streets alphabetically. This is useful when assigning stores or restaurants to raters so when assigning stores or restaurants to raters so they can rate multiple stores or restaurants that they can rate multiple stores or restaurants that are located on the same street.are located on the same street.

Potential ChallengesPotential Challenges

What to do when raters are out in the field and…What to do when raters are out in the field and…– the store or restaurant doesn’t exist? Or has moved the store or restaurant doesn’t exist? Or has moved

to a new location?to a new location?– a store or restaurant is at the location but it isn’t the a store or restaurant is at the location but it isn’t the

one that was on the list?one that was on the list?– They notice a store or restaurant in the area to rate They notice a store or restaurant in the area to rate

that wasn’t on the list at allthat wasn’t on the list at all

Quality assuranceQuality assurance– Make sure that NEMS raters know the protocol and if Make sure that NEMS raters know the protocol and if

they aren’t sure, ask as it will save you time later on they aren’t sure, ask as it will save you time later on when cleaning the data!when cleaning the data!

Potential ApplicationsPotential Applications

http://www.nolafoodmap.com/http://www.nolafoodmap.com/

Concluding Thoughts…Concluding Thoughts…

Enumeration isn’t easy…but it is the Enumeration isn’t easy…but it is the foundation for conducting the surveyfoundation for conducting the survey