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Montana STD Morbidity 2012

Current data from 2012 indicates that the number of STDs diagnosed and reported has increased for chlamydia and gonorrhea, and decreased for syphilis in Montana.

According to surveillance data from the Montana Department of Public Health and Human Services HIV/STD Section, 3,849 cases of chlamydia (389 cases per 100,000 population) were reported in 2012, compared with 3,406 cases (344 cases per 100,000 population) reported in 2011.

Of the 3,849 chlamydia cases in 2012, 71 percent (2,743 cases) were diagnosed in individuals 15 to 24 years of age. In 2011, of the 3,406 cases of chlamydia, 73 percent (2,503 cases) were diagnosed in Montanans 15 to 24 years old.

The number of gonorrhea cases increased from 85 in 2011 to 108 in 2012. The number of syphilis cases decreased, nine cases reported in 2011 and three cases reported 2012.

Clearly, chlamydia infections are the most common STD in Montana, as well as the nation. Click on report below to view data.


2012 STD Report
2011 STD Report
2010 STD Report

STDs by County 2013

STDs by County 2012
STDs by County 2011

STDs by County 2010

2009 STD Report

STDs by County 2009

2008 STD Report

STDs by County 2008

2007 STD Report

STDs by County 2007

2006 STD Report

STDs by County 2006