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Socio-Economic Impact of HIV and AIDS in Tamil nadu

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7.1.2 Prevalence rates <strong>of</strong><br />

illnesses for PLWHA<br />

The prevalence rates for hospitalised <strong>and</strong><br />

non-hospitalised illnesses are calculated<br />

for the PLWHA on the basis <strong>of</strong> the stage<br />

<strong>of</strong> their <strong>in</strong>fection <strong>and</strong> the number <strong>of</strong><br />

years s<strong>in</strong>ce the <strong>in</strong>fection was detected.<br />

The WHO classifies the <strong>HIV</strong> <strong>in</strong>fection<br />

<strong>in</strong>to four cl<strong>in</strong>ical stages based on the<br />

diseases <strong>and</strong> the performance scale.<br />

At stage I, it is asymptomatic <strong>and</strong> the<br />

<strong>in</strong>dividual would be able to carry on<br />

normal activities. At the cl<strong>in</strong>ical stage II,<br />

it is symptomatic (with symptoms like<br />

weight loss <strong>of</strong> 5 years 1,294 735 34<br />

All 1,743 906 478<br />

<strong>Impact</strong> <strong>of</strong> <strong>HIV</strong> <strong>and</strong> <strong>AIDS</strong> on the Health<br />

91

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