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HIV/AIDS IN THAILAND AND ITS PREVENTION Presented by Mr. Md. Matiar Rahman Ethics group Course: Bioengineering and Environmental Health INTRODUCTION Definition: HIV - continuum progressive damage to the immune system and manifestation of severe immunological damage - AIDS Background information: Initial identification of AIDS in 1981 AIDS a killer disease in the world 33 million of patients in the world in 1998 40 million of patients likely to be in the world by 2000 16,000 new patients daily 8.2 million children has mother or parents - 1998 13 million children likely to be has no mother or parents by 2000 OVERVIEW OF HIV/AIDS IN THAILAND Position in the world - 3rd Starts on September 1984 Total population 62 million Total HIV patients 1 million up to 1998 Total AIDS patients 142,027 up to April 2000 Total number of AIDS patients died 39,193 up to April 2000 Approximate number of HIV patients 1028,000 by 2000 Approximate number of AIDS patients 562,000 by 2000 ‘AIDS IS A REGIONAL EPIDEMIC’ IN THAILAND AS IN REST OF THE ASIA Long latency period of the disease Asian economic crisis - 50% of the young population are infected among the new patients Geographically more in the northern part of country since 1989 Government, political, community and religious leader overlooked the significance of AIDS Public health problem increases due to high infection rates 160000 142027 140000 120000 100000 80000 60000 43665 39193 40000 26164 24201 25691 20416 20000 1890 D ea th S AI D To ta l 00 il, 20 99 Ap r Year 19 98 19 97 19 96 19 84 -9 5 0 19 AIDS cases AIDS distribution in Thailand Age and sexwise distribution of patients in the year 1998 Number of patients 6000 5403 Male 5000 4185 Female 4000 3000 1973 2000 1553 1203 318 1000 277 68 55 60 63 365 333 91 182 23 0 0-4 yr 5-9 yr 10-19 yr 20-29 yr 30-39 yr 40-49 yr 50-59 yr Above Age group 60yr Sexwise - male:female = 1:1 Age below 20yr 1:1, above 20 yrs 4:1 CAUSATIVE AGENT HIV virus (Human Immunodefficiency Virus) Incubation period Less than 1 year to 20 years AIDS survival time Onset of disease to death MODE OF TRANSMISSION Heterosexual - 82.6% Drug users - 5.3% Mother to child - 5.03% Blood transfusion - 0.05% Unknown - 7.02% COMMERCIAL SEX WORKER AND THEIR STATUS Prostitution is illegal but continuing 87% of all women and children in prostitution are HIV positive Among sexual infected HIV patients 97-98% are from C.S.W. Young adolescent girls prostitutes are at greater biological risk of HIV infection Selection of CSW from village, hilly and border areas, who are not able to understand the Thai Language COFACTORS FOR DISEASE PROGRESSION Genetic factor Discrimination Age Sexual inequality Sex Inadequate health and Route of HIV infection social services Other infections Rapid urbanization Poverty and nutrition Inappropriate development Smoking Increased labour migration HIV PREVENTION MEASURES HIV prevention programme is a multidisciplinary approach combining behavioural science, social science and biological methods to fight against the spread of HIV. Aims of HIV prevention - to benefit people with affected by or at risk of HIV/AIDS, so that they received better care, greater respect and more integration in the society. GENERAL MEASURES Health policy relating to HIV/AIDS Education- medical education including responsibility and ethical advice for health professional. Promotion of education to the policy makers about ethical, social policy and human rights of HIV/AIDS Health education regarding safe sex, HIV prevention and sexual health promotion to the public GENERAL MEASURES Health development had to be adopted to economic, political and social change Health legislation reflects the principles of social, medical ethics and human rights Broad social policy GENERAL MEASURES (Continued) ‘Integrated approach for HIV prevention with care’ Active community participation of different organizations and social movements can change the attitudes and practices of the people regarding risky sexual behaviour and injectable drug use. High level political commitment for prevention of HIV is of value In Thailand a policy aimed at 100% condom use in brothels was initiated in 1989 by the Ministry of Public Health and lead to a dramatic increase in condom use and causes a sharp decrease in STD including HIV. PREVENTION OF SEXUAL TRANSMISSION Promotion of safer sex 100% use of condom of good quality Encouraging patient to seek care for disease Changing peoples behaviour related to sex by comprehensive and early sex education and training in prevention skill, safer sex etc. Providing confidential voluntary counseling and testing of HIV PREVENTION OF SEXUAL TRANSMISSION Illegal CSW industry should be stopped and rehabilitation of CSW is needed Providing incentive to girls to complete secondary education Provision of comprehensive service delivery and medical care for HIV patients by medical and paramedical professionals and community workers. Prevention of IDU: Needle exchange programme have cut HIV transmission among IV drug users Prevention of HIV through blood transfusion: Blood screening technology has reduced transmission of HIV through infected blood by 99%. Prevention of transmission from mother to child: Before pregnancy both mother and father should be checked whether they have HIV infection or not. Use of anti retroviral regimen has cut perinatal transmission of HIV GLOBAL HIV/AIDS EPIDEMIC REPORT-JUNE 2000 People newly infected with HIV in 1999 Total - 5.4 millions Adult - 4.7 millions Women - 2.3 millions Children (<15 years) - 620,000 Number of people living with HIV/AIDS Total - 34.3 millions Adult - 33.0 millions Women - 15.7 millions Children (<15 years) - 1.3 millions GLOBAL HIV/AIDS EPIDEMIC REPORT-JUNE 2000 (cont’d) AIDS death in 1999 Total - 2.8 millions Adult - 2.3 millions Women - 1.2 millions Children (<15 years) - 500,000 Total number of AIDS death since beginning of the epidemic Total - 18.8 millions Adult - 15.0 millions Women - 7.7 millions Children (<15 years) - 3.8 millions Total AIDS orphans since beginning- 13.2 million GLOBAL HIV/AIDS EPIDEMIC REPORT-JUNE 2000 THAILAND Adult and Children - 755,000 Adult 15-49 years - 740,000 Women 15-49 years - 305,000 Children (<15 years)- 13,900 AIDS orphans - 75,000 AIDS death - 66,000 CONCLUSION Prevention is better than cure The drugs used in the treatment of AIDS has no curative value rather than suppression and not able to prevent the transmission of virus Preventive methods coupled with unsqueamish public awareness campaigns to make those methods widely known and adopted can turn the tide and check the spread of this insidious disease.