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        <r:String xml:lang="sv">Data för "Hypergammaglobulinemia in treated and untreated people with HIV"</r:String>
        <r:String xml:lang="en">Data for "Hypergammaglobulinemia in treated and untreated people with HIV"</r:String>
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          <r:String xml:lang="sv">Göteborgs universitet</r:String>
          <r:String xml:lang="en">University of Gothenburg</r:String>
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      <r:Publisher>
        <r:PublisherName>
          <r:String xml:lang="sv">Göteborgs universitet</r:String>
          <r:String xml:lang="en">University of Gothenburg</r:String>
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        <r:SimpleDate>2025-11-21</r:SimpleDate>
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        <r:IdentifierContent>10.5878/v1kj-fq44</r:IdentifierContent>
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      <r:Content xml:lang="sv">Detta dataset innehåller pseudoanonymiserad data för kön, ålder och blodprover (n = 821), varav 750 prover är från 584 vuxna (≥ 18 år) personer med HIV (persons with HIV; PWH) och 71 från HIV-negativa kontroller. Blodproverna insamlades  på ett standardiserat sätt i samband med mottagningsbesök som en del av "the Gothenburg HIV CSF Study Cohort" vid Avdelningen för infektionssjukdomar vid Sahlgrenska Universitetssjukhuset, Göteborg, Sverige. Data blev tillgänglig i samband med provtagningen och sammanställdes för analys mellan 13/11/1985 och 14/3/2023.

Proverna från HIV-positiva deltagare kategoriserades i åtta kategorier motsvarande immunologiskt olika stadier av HIV-infektion: primär HIV-infektion (PHI; inom 12 månader från initial HIV-infektion), fem grupper karaktäriserade av CD4+ T cells-tal  (≥ 500; 350−499; 200−349, 50−199 and &lt; 50 celler/μL), pågående infektion eller malignitet (OIM) och deltagare med ART. PHI diagnos baserades på en kombination av anamnes och serokonversion, HIV-RNA eller enzyme-linked immunosorbent assay (ELISA)-testning. OIM definierades som förekomst av opportunistisk eller icke-opportunistisk bakteriell, viral eller parasitinfektion eller aktiv cancer i samband med eller inom två veckor från provtagning. ART suppression definierades som pågående ART med  plasma HIV-RNA &lt; 50 kopiopr/mL i ≥ 6 months och innebar antiretroviral terapi med två eller fler aktiva läkemedel (nukleosid omvänt transkriptashämmare, non-nukleosid omvänt transkriptashämmare, proteashämmare, integrashämmare) enligt aktuella riktlinjer vid inklusionstillfället.

Den HIV-negativa kontrollgruppen (n = 71) bestod av 44 individer med HIV preexponeringsprofylax (PrEP) med tenofovir disoproxil fumarate (TDF)/emtricitabine (FTC) och 27 frivilliga (sjukvårdspersonal, studenter och deras släktingar) utan PrEP. 

Blodproverna analyserades avseende IgG, neopterin, β2-microglobulin, albumin, HIV-RNA , CD4+, and CD4+ nadir. Därutöver finns information om antiretroviral terapi, varaktighet av viral suppression och hepatit C status. Data på hepatit C status erhölls från den svenska InfCareHIV kohorten.</r:Content>
      <r:Content xml:lang="en">This dataset contains pseudo-anonymized information on sex, age and blood samples (n = 821), of which 750 samples are from 584 adult (age ≥ 18 years) persons with HIV (PWH) and 71 from HIV-negative controls. 
The blood samples from the PWH were collected in a standardized manner during outpatient clinic visits as part of "the Gothenburg HIV CSF Study Cohort" at the Department of Infectious Diseases, at the Sahlgrenska University Hospital, Gothenburg, Sweden. Data became available at the time of sample collection and were compiled for analysis between 13/11/1985 and 14/03/2023.

The samples from the HIV-positive participants were categorized according to eight categories representing immunologically different stages of HIV infection: primary HIV infection (PHI; within 12 months of initial HIV infection), five groups characterized by CD4+ T cell counts (≥ 500; 350−499; 200−349, 50−199 and &lt; 50 cells/μL), ongoing infection or malignancy (OIM), and those on ART. 
The diagnosis of PHI was based on a combination of clinical histories and seroconversion, nucleic acid testing or enzyme-linked immunosorbent assay (ELISA) testing. OIM was defined as the presence of an opportunistic or non-opportunistic bacterial, viral or parasitic infection or active cancer in association with or within two weeks of blood sampling. ART suppression was defined as ongoing ART with plasma HIV-RNA &lt; 50 copies/mL for ≥ 6 months and included antiretroviral regimens with two or more active agents (non-nucleoside reverse transcriptase inhibitors, nucleoside reverse transcriptase inhibitors, integrase inhibitors and/or protease inhibitors) according to guidelines existing at the time of inclusion.

The HIV-negative control group (n = 71) consisted of 44 individuals receiving HIV preexposure prophylaxis (PrEP) with tenofovir disoproxil fumarate (TDF)/emtricitabine (FTC) and 27 volunteers (healthcare workers, students and their relatives) without PrEP.

The blood samples were analyzed for IgG, neopterin, β2-microglobulin, albumin, HIV-RNA, CD4+, and CD4+ nadir. Additionally, information on antiretroviral therapy, the duration of viral suppression as well as hepatitis C status are provided. Data on hepatitis C status were extracted from the Swedish InfCareHIV cohort.</r:Content>
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        <r:Subject xml:lang="en" controlledVocabularyID="30209" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Infectious Medicine</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="30209" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Infektionsmedicin</r:Subject>
        <r:Keyword xml:lang="en" controlledVocabularyID="urn:ddi:int.cessda.elsst:29931f2b-cafe-4706-ab19-564d872cd288:4" controlledVocabularyName="ELSST">HIV INFECTIONS</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="urn:ddi:int.cessda.elsst:29931f2b-cafe-4706-ab19-564d872cd288:4" controlledVocabularyName="ELSST">HIV-INFEKTIONER</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="D006942" controlledVocabularyName="MeSH">Hypergammaglobulinemia</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="D006942" controlledVocabularyName="MeSH">Hypergammaglobulinemi</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="D015658" controlledVocabularyName="MeSH">HIV Infections</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="D015658" controlledVocabularyName="MeSH">HIV-infektioner</r:Keyword>
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          <r:Content xml:lang="en">Sweden</r:Content>
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