“…Country, city, years of field research Group of FSWs studied Incidence (per 100 PYs) All FSWs FSWs who worked p1 year High incidence in new epidemics Kenya, Nairobi, 1981-83 3 4-82 Kenya, Nairobi, 1985-87 24 47 Kenya, Nairobi, 1985-94 68 42 Thailand, Chiang Mai, 1988-89 69 Brothel based 0.4-44 Thailand, Chiang Mai, 1989-90 13,69 Brothel based 36-72 à Thailand, Chiang Rai, 1989-93 55 69 72 62 63 Kenya, Nairobi, 1998 73 27 38 -Thailand, Chiang Mai, 1992 60 Brothel based 40 36 Thailand, Chiang Mai, 1992 74 80% brothel based 65 47 Higher incidence or prevalence in brothel-based vs. non-brothel FSWs Thailand, Chiang Rai, 1991-96 56 Brothel based 9.3 Non-brothel 1.0 Thailand, north, 1992 60 Brothel based 40 Non-brothel 6 Thailand, south, 1992 60 Brothel based 21 Non-brothel 7 Thailand, Chiang Rai, no date 75 Brothel based 24 Non-brothel 1 Thailand, north, 1993 76 Brothel based 29 Non-brothel 4.0 PY=person years; Seaters=FSW working out of their homes; Roamers=FSW seeking clients in brothels, bars, etc à See text -0-2 years sex work…”