Chlamydia, gonorrhea and syphilis in Canada

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Organization:Public Health Agency of Canada

Published: 2019-02-11

Chlamydia

Rates of chlamydia have increased by 49% from 2007 to 2016. The following table presents chlamydia rates per 100,000 population by age group.

Table 1. Rates of chlamydia per 100,000 population by age group (2007-2016)Footnote 1
Year Age group
15-29 30-59 60+
2007 897 85 3
2008 998 97 3
2009 1,038 104 3
2010 1,107 116 4
2011 1,175 126 4
2012 1,197 137 5
2013 1,181 141 5
2014 1,208 153 6
2015 1,274 171 6
2016 1,309 183 7

Three quarters (76%) of chlamydia infections are among 15-29 year olds (2016)Footnote 1

The following table presents the average annual crude rates of reported chlamydia cases per 100,000 population by province and territory (2012-2016).

Table 2.  Average annual crude rates of reported chlamydia cases per 100,000 population (2012-2016)Footnote 1
Province or Territory Average crude rate 2012-2016
BC 291
AB 405
SK 530
MB 515
ON 275
QB 281
NB 246
NS 286
PE 173
NL 169
YT 641
NT 2,010
NU 3,809
Canada 314

Gonorrhea

Rates of gonorrhea have increased by 81% from 2007 to 2016. The following table presents gonorrhea rates per 100,000 population by age group.

Table 1. Rates of gonorrhea per 100,000 population by age group (2007-2016)Footnote 1

Year Age group
15-29 30-59 60+
2007 119 25 2
2008 128 25 2
2009 112 22 2
2010 112 23 2
2011 115 25 2
2012 125 27 2
2013 131 31 2
2014 143 39 3
2015 168 51 3
2016 191 64 5

More than half (57%) of gonorrhea infections are among 15-29 year olds (2016)Footnote 1.

Multidrug-resistant gonorrhoea is an emerging issue.

The following table presents the average annual crude rates of reported gonorrhea cases per 100,000 population by province and territory (2012-2016).

Table 2.  Average annual crude rates of reported gonorrhea cases per 100,000 population (2012-2016)Footnote 1
Province or Territory Average crude rate 2012-2016
BC 53
AB 65
SK 104
MB 109
ON 40
QB 41
NB 7
NS 14
PE 6
NL 7
YT 137
NT 618
NU 968
Canada 49

Syphilis

Rates of syphilis have increased by 178% from 2007 to 2016. The following table presents syphilis rates per 100,000 population by age group.

Table 1. Rates of syphilis per 100,000 population by age group (2007-2016)Footnote 1
Year Age group
15-29 30-59 60+
2007 4.1 6.4 0.8
2008 5.4 6.7 0.9
2009 6.8 7.3 0.8
2010 6.7 7.8 1.2
2011 7.8 7.7 1.0
2012 9.4 8.7 1.4
2013 10.0 9.3 1.6
2014 9.9 10.6 1.4
2015 13.0 14.0 2.1
2016 15.5 16.7 2.5

The vast majority (92%) of syphilis infections are among men (2016)Footnote 1.

The following table presents the average annual crude rates of reported syphilis cases per 100,000 population by province and territory (2012-2016).

Table 2.  Average annual crude rates of reported syphilis cases per 100,000 population (2012-2016)Footnote 1
Province or Territory Average crude rate 2012-2016
BC 10.1
AB 5.7
SK 2.8
MB 9.9
ON 7.2
QB 8.7
NB 3.3
NS 5.7
PE 4.2
NL 3.7
YT 1.7
NT 1.4
NU 174.4
Canada 7.7

Footnotes

Footnote 1

1. PHAC. (2018). Canadian Notifiable Diseases Surveillance System

Return to footnote 1 referrer

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