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STD Surveillance

Chlamydia and Gonorrhea Cases in West Virginia, By Age and Gender, CY 2009 – 2012

In 2012, there were 4,783 reported cases of chlamydia in West Virginia. This is an increase of 32.8% from 2009 (3,601), an increase of 23.7% from 2010 (3,867) and an increase of 12.4% from 2011 (4,255). The majority of cases in 2012 were among females1 (3,406), representing 71.2% of cases. The age group of 20 to 24 years reported the greatest number of cases in 2012 (2,039), accounting for 42.6% of all reported chlamydia. The second and third largest age groups were ages 15 to 19 years (1,618) and 25 to 29 years (633), representing 33.8% and 13.2% of reported cases, respectively.

With respect to gonorrhea, there were 840 cases in West Virginia in 2012. This number represents a 76.8% increase since 2009 (475), a 45% increase since 2010 (579) and a 9.5% increase since 2011 (767). As with chlamydia, the majority of cases were among women1, accounting for 52.1% of cases (438). The age group of 20 to 24 had the highest occurrence of gonorrhea (316), representing 37.6% of all reported cases in 2012, followed by ages 15 to 19 at 21.7% (182) and 25 to 29 years at 17.9% (150).

 1Testing at Family Planning clinics focuses primarily on females which may account for the higher incidence of reported infections among women.

WV Ct-GC By Age and Gender 2009-2012.pdf


Syphilis Cases in West Virginia, By Age and Gender, CY 2009 – 2012

In 2012, the eight diagnosed cases of primary and secondary syphilis were among six males (75%) and two females (25%). Three of these cases (37.5%), two males and one female, were aged 45 and older, one female (12.5%) was among the 40 to 44 age group, two males (25%) were among the 25 to 29 age group, and two males (25%) were among the 20 to 24 age group. In 2011, 100% of the four diagnosed cases of early syphilis were among males. Three of these cases (75%) were among males aged 45 years or older, while one case (25%) was diagnosed among males aged 15 to 19 years.

With respect to early latent syphilis, nine cases were diagnosed in West Virginia in 2012, compared to zero cases in 2011. In 2012, five cases (55.6%) were diagnosed among males and four cases were diagnosed among females (44.4%). With respect to age, two males (33.3%) were among the 35 to 44 age group, two females (22.2%) were among the 30 to 34 age group, two males (22.2%) were among the 20 to 24 age group, and one male and two females (33.3%) were among the 15 to 19 age group. For late latent syphilis, the number of cases decreased from three in 2011 (a decrease of 33.3%) to two in 2012. For 2012, both cases (100%) were among males: one male within the 25 to 29 age group and one male aged 45 years or older. In 2011, 33% of cases occurred among females and 67% among males. In addition, one-third of cases were diagnosed among individuals aged 30 to 34 years and two-thirds were diagnosed among individuals aged 45 years or older.

The two final sub-categories of syphilis infection are latent syphilis of unknown duration and late syphilis with symptomatic manifestations. With respect to the latter category, zero cases were diagnosed in 2012 and 2011 in West Virginia. For latent syphilis, unknown duration, four cases were diagnosed in 2012 and two cases were diagnosed in 2011, representing a 100% increase in the number of cases. In 2012, all four cases of latent syphilis of unknown duration were diagnosed among males: three between the ages of 20 to 24 years and one between the ages of 25 and 29 years. In 2011 both cases were diagnosed among males between the ages of 20 to 29 years.

WV ES-LS By Age and Gender 2009-2012.pdf

Chlamydia Cases and Rates per 100,000 Population, West Virginia, CY 2010 – 2012

In 2012, there were 4,783 cases of chlamydia diagnosed in West Virginia, representing a statewide incidence rate of 258.12 per 100,000. This is an increase from 4,255 cases in 2011 (229.63 per 100,000 incidence rate) and 3,867 cases in 2010 (208.69 per 100,000 incidence rate). In each year from 2010 through 2012, chlamydia cases have been diagnosed in all 55 West Virginia counties.

The counties with the highest number and incidence rates of chlamydia cases are the same each year. Kanawha County consistently has the highest number of cases with 862 in 2012, 756 in 2011, and 746 in 2010, representing a 15.5% increase from 2010 to 2012. Monongalia County moved above Cabell County in 2012 with the second highest number of cases, ranging from 508 in 2012 to 396 in 2010. Finally, Cabell County has the third highest number of cases, ranging from 470 in 2012 to 407 in 2010. The order changes when looking at incidence rates of chlamydia across West Virginia counties. Marion County consistently has the highest incidence rate with a rate of 755.21 cases per 100,000 in 2012, 651.20 cases per 100,000 in 2011, and 732.60 cases per 100,000 in 2010. Monongalia County moved above Cabell County in 2012for having the second highest incidence rate, ranging from 528.13 cases per 100,000 to 411.69 per 100,000 in 2010. Finally, Cabell County has the third highest incidence rate in West Virginia, ranging from 487.96 cases per 100,000 in 2012, down from 521.18 cases per 100,000, and up from to 422.55cases per 100,000 in 2010.

 WV CT Rates by County 2010-2012.pdf

Gonorrhea Cases and Rates per 100,000 Population, West Virginia, 2010-2012

In 2012, there were 840 cases of gonorrhea in West Virginia, occurring in 46 out of 55 counties. This represents an increase from 2010 in which there were 579 cases in 37 counties and 2011 in which there were 767 cases in 44 counties. Incidence rates increased steadily from 31.25 cases per 100,000 in 2010, 41.39 cases per 100,000 in 2011, and 45.33 cases per 100,000 in 2012.

The West Virginia county with the highest number of cases varies slightly by year. In 2012, Cabell County had the greatest number of cases with 138, followed by Raleigh County with 103 and Kanawha County with 94 cases. In 2010 and 2011, Cabell County had the highest number of cases (77 and 102 cases, respectively). In both years it was followed by Kanawha County (75 cases in 2010 and 99 cases in 2011). Monongalia County had the third highest number of cases in 2010 with 71 cases, while Mercer County had the third highest number of cases in 2011 with 92 cases.

When looking at incidence rates, Cabell County has the highest gonorrhea incident rate of 143.27 cases per 100,000 for 2012, followed by Mercer County with an incident rate of 134.91 cases per 100,000, and finally Raleigh County with an incident rate of 130.61 cases per 100,000. Marion County had the highest incidence rate in both 2010 and 2011 (180.89 cases per 100,000 and 226.11 cases per 100,000, respectively). Mercer County had the second highest incidence rate in 2011 with 147.76 cases per 100,000, followed by Cabell County with 105.90 cases per 100,000. In 2010, Ohio County had the second highest incidence rate with 105.75 cases per 100,000, followed by Cabell County with 79.94 cases per 100,000.

WV GC Rates by County 2010-2012.pdf

Early Syphilis Cases and Rates per 100,000 Population, West Virginia, CY 2010 – 2012

West Virginia maintains a low incident rate (0.43 per 100,000) of syphilitic infections with only eight new confirmed cases reported from six counties in 2012. In 2011, there were four cases reported from three counties (0.22 per 100,000). In 2010 there were ten cases reported from eight counties (0.54 per 100,000). The county with the greatest incidence rate varies by year—in 2010 it was Hardy County with an incidence rate of 14.26 cases per 100,000, in 2011 it was Fayette County with an incidence rate of 2.17 cases per 100,000, and in 2012 it was Lewis County with an incidence rate of 6.11 cases per 100,000.

WV ES Rates by County 2010-2012.pdf



STDs by Public Health District:

West Virginia Ct 2007-2012 by PHD .pdf

West Virginia GC 2007-2012 by PHD .pdf

West Virginia ES 2007-2012 by PHD .pdf

 

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