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Table 1 Summary information on the implementation of the first round of the Bio-Behavioral Surveillance Surveys among Key and Priority Populations in Mozambique, 2011–2014

From: Recognizing the hidden: strengthening the HIV surveillance system among key and priority populations in Mozambique

  MSM FSW MIN LDTD PWID
Date Sep-Dec 2011 Sep 2011-March 2012 Jan-May 2012 Jan-May 2012 Sep-Mar 2013–2014
Methodology RDS RDS TLS TLS RDS
Location Maputo
Beira
Nampula
Maputo
Beira
Nampula
Ressano Garcia, Maputo Province Inhcope, Manica Maputo
Nampula
Sample size Total: 1432
Maputo: 496
Beira: 583
Nampula/Nacala: 353
Total: 1240
Maputo: 400
Beira: 411
Nampula: 429
Total: 432 Total: 327 Total: 492
Maputo: 353 Nampula/Nacala: 139
Inclusion criteria Biological male
Age ≥ 18 years
Had anal and/or oral sex with a biological male in the past 12 months
Able to answer screening questions to verify knowledge of MSM sexual behavior
In possession of a valid referral coupon
Lived, worked or socialized in the survey area within the last 12 months;
Ability and willingness to provide written informed consent
Biological female
Age ≥ 15 years
Received money in exchange for sex from someone other than a main partner in the last six months
In possession of a valid referral coupon
Lived, worked or socialized in the survey area within the last 6 months;
Ability and willingness to provide written informed consent
Biological male
Age ≥ 18 years
Mozambican nationality
Signed a work contract with a South African mine through TEBA Ltd. on the day of the survey
Greater than one-year of experience working in a South African mine
Ability and willingness to provide written informed consent
Biological male
Age ≥ 18 years
Truck driver who has made at least one interprovincial or international trip in the last 12 months
Spent at least one night outside of their primary residence in the last 12 months
Portuguese- or English-speaking
Ability and willingness to provide written informed consent
Age ≥ 18 years;
Injected drugs without a medical prescription within the last 12 months
Ever injected drugs at any point in their lives (criterion added in December 2013)
Lived, worked or socialized in the survey area within the last 12 months;
In possession of a valid referral coupon
Ability and willingness to provide written informed consent
Laboratory diagnosis HIV
Syphilis
HIV
Syphilis
HIV HIV HIV
HBV
HCV
Population size estimation Unique object
Unique event multiplier
Service multiplier Literature review
Unique object
Unique event multiplier
Literature review
Unique object
Sequential sampling
Literature review
Implementing
partner
Pathfinder
LAMBDA
Pathfinder
PSI
Pathfinder
MITRAB
Pathfinder
I-TECH
Pathfinder
Technical assistance partner UCSF/I-TECH
CDC
UCSF/I-TECH
CDC
UCSF/I-TECH
CDC
UCSF/I-TECH
CDC
UCSF/I-TECH
CDC
HIV Prevalence 8.2% in Maputo (95% CI: 4.7–12.6)
9.1% in Beira (95% CI: 5.8–12.6)
3.7% in Nampula /Nacala (95% CI 1.1–7.1)
31.2% in Maputo (95% CI 24.5–37.5)
23.6% in Beira (95% CI: 18.6–29.1)
17.8% in Nampula (95% CI 13.3–22.7)
22.3% (95% CI: 17.8–26.9) 15.4% (95% CI: 11.4–19.4) 50.1% in Maputo (95% CI: 40.1–59.0)
19.9% in Nampula/Nacala (95% CI: 10.9–29.2)