Sexually Transmitted and Blood-Borne Infections (STBBI) Surveillance Report
Government of Manitoba, Epidemiology and Surveillance
Data up to: Mar 31 2026, Date extracted: Apr 29 2026
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Overview (All Infections)
Current Situation At-A-Glance
| Infection | 2025 Q1 | 2025 Q2 | 2025 Q3 | 2025 Q4 | 2026 Q1 | Trend |
|---|---|---|---|---|---|---|
| CHLAMYDIA | 1,764 | 1,805 | 1,838 | 1,616 | 1,629 | |
| CONGENITAL SYPHILIS | 8 | 8 | 14 | 7 | 5 | |
| GONORRHEA | 802 | 741 | 797 | 700 | 713 | |
| HEPATITIS B | 60 | 47 | 59 | 61 | 49 | |
| HEPATITIS C | 139 | 135 | 124 | 88 | 100 | |
| HIV | 106 | 95 | 79 | 51 | 79 | |
| INFECTIOUS SYPHILIS | 347 | 311 | 271 | 272 | 226 | |
| NON-INFECTIOUS SYPHILIS | 57 | 61 | 44 | 39 | 41 | |
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1 The first quarter (Q1) gives the number of cases diagnosed
between January 1 and March 31 of the given year. The second quarter (Q2) gives the number of cases diagnosed between April 1 and June 30 of the given year. The third quarter (Q3) gives the number of cases diagnosed between July 1 and September 30 of the given year. The fourth quarter (Q4) gives the number of cases diagnosed between October 1 and December 31 of the given year. |
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| 2 Fluctuations in case numbers are expected as cases are investigated and their information is updated in PHIMS. | ||||||
| 3 There are seasonal variations in diagnosis rates for many infections. E.g. Q1 case counts are often lower. | ||||||
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4 Case categories are further defined by the
following: CHLAMYDIA includes lab confirmed cases and those under investigation CONGENITAL SYPHILIS includes confirmed cases (lab or clinically confirmed cases of early congenital syphilis, late congenital syphilis, and syphilitic stillbirths) and probable cases (probable cases of early congenital syphilis and syphilitic stillbirths) GONORRHEA includes lab confirmed cases and those under investigation HEPATITIS B includes acute, perinatal, and newly diagnosed chronic cases HEPATITIS C includes acute, perinatal, newly diagnosed chronic cases, and unspecified cases HIV includes newly diagnosed and perinatal cases INFECTIOUS SYPHILIS includes primary, secondary, and early latent cases NON-INFECTIOUS SYPHILIS includes late latent and tertiary cases |
STBBI cases per 100,000 population by sex in Manitoba
Congenital syphilis cases per 100,000 population in Manitoba
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Chlamydia
More information on chlamydia can be found here.
January 1-March 31, 2026
Number and Crude Rate
Proportion by Sex
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Gonorrhea
More information on gonorrhea can be found here.
January 1-March 31, 2026
Number and Crude Rate
Proportion by Sex
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Hepatitis B
More information on hepatitis B can be found here. Hepatitis B can be prevented through immunization. Manitoba has a provincial immunization program that provides free, publicly-funded hepatitis B vaccine to those who are eligible.
January 1-March 31, 2026
Number and Crude Rate
Proportion by Sex
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Hepatitis C
More information on hepatitis C can be found here.
January 1-March 31, 2026
