UCLA Center for Health Policy Research. AskCHIS 2003, 2005, 2007, 2009, 2011-2017. Ever diagnosed with diabetes (San Bernardino County, State of California). Available at ask.chis.ucla.edu. Exported on February 13, 2019.

Numerator: Medical Board of California, Annual Reports (2007-2008, 2008-2009, 2009-2010, 2010-2011, 2011-2012, 2012-2013, 2013-2014, 2014-2015, 2015-2016,2016-2017).
http://www.mbc.ca.gov/Publications/Annual_Reports/
Denominator: U.S. Census Bureau, American Community Survey 1-Year Summary Estimates (2007-2017), Table B01001.
https://factfinder.census.gov/bkmk/table/1.0/en/ACS/17_1YR/B01001/0100000US|0400000US06|0500000US06071

U.S. Census Bureau. (2018). Economy Wide Statistics Division, County Business Patterns (2013-2016). Accessed July 18th, 2018.

Definition:
Retail Food Environment Index (RFEI) is the ratio of convenience stores (excluding gas stations convenience stores), limited-service restaurants (aka fast food restaurants), and full-service restaurants TO supermarkets and specialty food stores

UCLA Center for Health Policy Research. AskCHIS 2003, 2005, 2007, 2009, 2011-2017. Delayed or didn't get other medical care (San Bernardino County, State of California). Available at ask.chis.ucla.edu. Exported on February 05, 2019.

UCLA Center for Health Policy Research. AskCHIS 2001, 2003, 2005, 2007, 2009, 2011-2017. Have usual place to go to when sick or need health advice (San Bernardino County, State of California). Available at ask.chis.ucla.edu. Exported on February 05, 2019.

Numerator: U.S. Department of Health and Human Services. Health Resources and Services Administration (HRSA). Area Health Resources File (AHRF), 2017-2018 Release. https://datawarehouse.hrsa.gov/data/datadownload.aspx

Denominator: U.S. Census Bureau, American Community Survey 1-Year Summary Estimates (2007-2017), Table B01003. https://factfinder.census.gov/bkmk/table/1.0/en/ACS/17_1YR/B01003/0100000US|0400000US06|0500000US06071