{"id":140707,"date":"2026-01-12T17:56:51","date_gmt":"2026-01-12T17:56:51","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/infeccion-por-vih-1-en-adictos-a-drogas-por-via-parenteral-factores-de-riesgo-y-evolucion-a-sida-1984-1990\/"},"modified":"2026-01-12T17:56:51","modified_gmt":"2026-01-12T17:56:51","slug":"infeccion-por-vih-1-en-adictos-a-drogas-por-via-parenteral-factores-de-riesgo-y-evolucion-a-sida-1984-1990","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/infeccion-por-vih-1-en-adictos-a-drogas-por-via-parenteral-factores-de-riesgo-y-evolucion-a-sida-1984-1990\/","title":{"rendered":"Infeccion por vih-1 en adictos a drogas por via parenteral: factores de riesgo y evolucion a sida. 1984-1990."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Roberto Muga Bustamante <\/strong><\/h2>\n<p>Se analizo la preValencia e incidencia de infeccion por el vih-1, asi como los factores de riesgo asociados a la misma y la evolucion a sida en un estudio longitudinal de 75 meses de duracion realizado en 1328 adictos a drogas por via parenteral (advp) que acudieron a un hospital del area metropolitana de barcelona entre mayo 1984 y julio 1990. La seropreValencia global de anticuerpos vih-1 fue del 67%, no se modifico en los 6 a\u00f1os de estudio (p=0.08) y fue independiente del sexo (p=0.96). Un 31% de los inicialmente seronegativos mostraron seroconversion a los 15 meses de seguimiento y la probabilidad actuarial de adquirirlos fue del 51% a los 33 meses. La presencia de ac vih-1 se asocio, en el analisis univariable, con la edad (p&lt;0.05)n nivel de escolarizacion (p&lt;0.05), profesion (p&lt;0.05), actividad delictiva (p&lt;0.05), estancia en prision (p&lt;0.05), cantidad de heroina (p&lt;0.05), periodicidad del consumo (p&lt;0.05), tiempo de adiccion (p&lt;0.01) compartir material de inyeccion (p&lt;0.01), contacto sexual con otros usuarios de drogas i.V y relacion sexual con prostitutas (p&lt;0.05). La presencia de ac vih-1 se hallo independientemente asociada, en el analisis multivariable, al hecho de compartir material de infeccion (odds ratio 2.5; ic 95%, 1.4-4.3), al contacto sexual con advp (or 1.6; ic 95%, 1.06-2.6) y tiempo de adiccion (or 1.3; ic 95%, 1.1-1.6).  el grado de escolarizacion se mostro como el unico factor protector de la infeccion (or 0.50; i.C 95%, 0.32-0.76).  el 16% de 289 pacientes vih-1 (+) seguidos durante 26 meses evolucionaron a sida y la probabilidad actuarial de desarrollar la enfermedad fue del 48% a los 64 meses. No se observo ningun caso de sida en 41 pacientes seguidos durante los 2 a\u00f1os siguientes a la seroconversion.  la infeccion por vih-1 del advp de nuestro entorno es fruto de la interaccion de un bajo nivel socioeconomico y cultural, el tiempo de adiccion y determinadas practicas de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Infeccion por vih-1 en adictos a drogas por via parenteral: factores de riesgo y evolucion a sida. 1984-1990.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Infeccion por vih-1 en adictos a drogas por via parenteral: factores de riesgo y evolucion a sida. 1984-1990. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Roberto Muga Bustamante <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1992<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Jordi Tor Aguilera<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Marius Foz Sala <\/li>\n<li>LLuis Salleras Sanmarti (vocal)<\/li>\n<li>Celestino Rey-joly Barroso (vocal)<\/li>\n<li>Josep Mar\u00eda Gatell Artigas (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Roberto Muga Bustamante Se analizo la preValencia e incidencia de infeccion por el vih-1, asi como los 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