NATIONAL EPIDEMIOLOGY CENTER

POPULATION SIZE ESTIMATES

10 December 2009Heritage Hotel Manila

NATIONAL EPIDEMIOLOGY CENTER

NATIONAL EPIDEMIOLOGY CENTER

MSMEstimates Source of the Estimated Number

Estimate 1* 7% of total adult male population

Estimate 2* 6% of total adult male population

Estimate 3* 5% of total adult male population

Estimate 4* 4% of total adult male population

Estimate 5* 3% of total adult male population

Estimate 6* 2% of total adult male population

Estimate 7* 1% of total adult male population

Estimate 8 STIR UP Vulnerability Index*Estimate can be applied for the rest of the country

NATIONAL EPIDEMIOLOGY CENTER

Registered FSWEstimates Source of the Estimated Number

Estimate 1 Actual reported number of RFSW at the SHC in 2009

Estimate 2 STIR UP: Vulnerability Index

Estimate 3* 2007 Estimates: 0.3% of total adult female population

Estimate 4a* Asian Models: High estimate2.6% of total adult female population

Estimate 4b* Asian Models: Low estimate0.2% of total adult female population

Estimate 5a* Using the proportion of RFSW (as reported by SHC) in total female population:Median Proportion – 1.07%

Estimate 5b* Using the proportion of RFSW (as reported by SHC) in total female population:Low Proportion – 0.12%

*Estimate can be applied for the rest of the country

NATIONAL EPIDEMIOLOGY CENTER

Freelance FSWEstimates Source of the Estimated Number

Estimate 1 IHBSS Multiplier:Visited the SHC in the past year

Estimate 2 STIR UP: Low FSW Estimate

Estimate 3 STIR UP: Vulnerability Index

Estimate 4a* 2007 Estimates: High Estimate0.5% of total adult female population

Estimate 4b* 2007 Estimates: Low Estimate0.3% of total adult female population

Estimate 5a* Asian Models: High estimate2.6% of total adult female population

Estimate 5b* Asian Models: Low estimate0.2% of total adult female population

Estimate 6a* Using the proportion of Freelance FSW in total female population: Median proportion – 0.5%

Estimate 6b* Using the proportion of Freelance FSW in total female population: Low proportion – 0.023%

*Estimate can be applied for the rest of the country

NATIONAL EPIDEMIOLOGY CENTER

Total FSWEstimates Source of the Estimated Number

Estimate 1 Total Registered + Total Freelance Sex Workers

Estimate 2 STIR UP: High FSW Estimate

Estimate 3 STIR UP: Vulnerability Index

Estimate 4a* 2007 Estimates: High Estimate0.9% of total adult female population

Estimate 4b* 2007 Estimates: Low Estimate0.6% of total adult female population

Estimate 5a* Asian Models: High estimate2.6% of total adult female population

Estimate 5b* Asian Models: Low estimate0.2% of total adult female population

*Estimate can be applied for the rest of the country

NATIONAL EPIDEMIOLOGY CENTER

Clients of FSWEstimates Source of the Estimated Number

Estimate 1 IHBSS: Average # of clients per month of RFLW x estimated total # of RFSW +Average # of clients per month of FLSW x estimated total # of FLSW

Estimate 2a* 2007 Estimates: High Estimate7% of total adult male population

Estimate 2b* 2007 Estimates: Average Estimate4.5% of total adult male population

Estimate 2c* 2007 Estimates: Low Estimate2% of total adult female population

Estimate 3a* Total # of clients in IHBSS sites + 2007 High estimate (7%)

Estimate 3b* Total # of clients in IHBSS sites + 2007 Average estimate (4.5%)

Estimate 3c* Total # of clients in IHBSS sites + 2007 Low estimate (2%)

*Estimate can be applied for the rest of the country

NATIONAL EPIDEMIOLOGY CENTER

Injecting Drug UsersEstimates Source of the Estimated Number

Estimate 1 IHBSS: % ever injected drugs among RegFSW x total estimated # of RFSW +% ever injected drugs among FreelanceFSW x total est # of FLSW +% ever injected drugs among MSM x total est # of MSM +Estimated number of IDU in Cebu, GenSan & Zamboanga

Estimate 2 STIR UP: Vulnerability Index

Estimate 3a* 2007 Estimates: High Estimate0.05% of total adult population

Estimate 3b* 2007 Estimates: Low Estimate0.02% of total adult population

Estimate 4a* Using the proportion of Estimate 3a or 3b in IHBSS sites: Median proportion – 0.042%

Estimate 4b* Using the proportion of Estimate 3a or 3b in IHBSS sites: Low proportion – 0.0178%

*Estimate can be applied for the rest of the country