{"doc_desc":{"title":"AHRI.Surveillance Episodes YrAgeDel_HSE_Labour_Partner_Parents_HIV","idno":"DDI.AHRI.Surveillance.Episodes.YrAgeDel.HSE.Labour.Partner.Parents.HIV","producers":[{"name":"Africa Health Research Institute","abbr":"AHRI","affiliation":"","role":""}]},"study_desc":{"title_statement":{"idno":"AHRI.Surveillance.Episodes.YrAgeDel.HSE.Labour.Partner.Parents.HIV","title":"AHRI.Surveillance Episodes YrAgeDel_HSE_Labour_Partner_Parents_HIV"},"authoring_entity":[{"name":"Dr Kobus Herbst","affiliation":"AHRI, SAPRIN"},{"name":"Dr Guy Harling","affiliation":"AHRI"},{"name":"Dr Mark Siedner","affiliation":"AHRI"},{"name":"Prof Willem Hanekom","affiliation":"AHRI"}],"oth_id":[{"name":"AHRI Research Data Management Team","affiliation":"AHRI","email":"","role":"Research Data Management"},{"name":"AHRI Data Collection Team","affiliation":"AHRI","email":"","role":"Data Collection "},{"name":"AHRI Community Engagement Team","affiliation":"AHRI","email":"","role":"Community Engagement"}],"production_statement":{"producers":[{"name":"Africa Health Research Institute","abbr":"AHRI","affiliation":"","role":""}],"funding_agencies":[{"name":"Wellcome Trust","abbr":"WT","role":"Core funding"},{"name":"SAPRIN","abbr":"SAPRIN","role":""}],"grant_no":"097410/Z/11/Z DSI-SAMRC"},"version_statement":{"version":"v2.0.0"},"study_info":{"keywords":[{"keyword":"Fertility, Mortality, Migration, Social-economic status, HIV, ART","vocab":"Africa Health Research Institute","uri":"www.ahri.org"}],"topics":[{"topic":"Surveillance Episodes Year Age Delivery_HSE_Labour_Partner_Parents_HIV","vocab":"Africa Health Research Institute","uri":"www.ahri.org"}],"abstract":"Africa Health Research Institute (AHRI) is a multidisciplinary, independent research institute. AHRI's goal is to become a source of fundamental discoveries into the susceptibility, transmission and cure of HIV, TB and related diseases. We also seek ways to improve diagnosis, prevention and treatment. To achieve this, we bring together leading researchers from different fields, use cutting edge science to improve people's health, and help to train the next generation of African scientists.\n\nAHRI has conducted individual and household demographic surveillance since 2000. Demographic surveillance data are processed for longitudinal analyses by organizing the demographic surveillance data into individual and household residency episodes at a geographical physical location, and individual membership episodes within a household. Start events of residency and memberships include enumeration, birth, in-migration and relocating into a household from within the study population. Exit events of residency and memberships include death (by cause), out-migration and relocating to another location in the study population. AHRI annually produces a suite of Individual Demographic surveillance datasets which contains detailed records of all individuals under surveillance since January 2000. The datasets detail individual residency and membership patterns, household mortality (including cause of death), fertility, migration, HIV status, health care utilization, and household socio-economic profile.\n\nEach record in the dataset represents a period of observation for an individual during which all the recorded characteristics of the individual stay constant. For example, on the birthday of the individual a new episode will start, because the age of the individual has changed. An out-migration will result in a new episode, because the location or residential status has changed. Any change in one of the status values, such as education, marital status, social-economic status and HIV will likewise result in a new episode on the date of the change.\n\nThe following are the versions of the Demographic surveillance datasets:\n\nCoresidencyEpisodes\nEducationCleaned\nEducationStatuses\nHIVStatusEpisodes\nHouseholdAssets\nHouseholdMap\nHouseholdObservations\nHouseholdSocioEconomicStatus\nHouseholdStatusEpisodes\nIndividualHSEEpisodes\nIndividualMap\nLabourEpisodes\nLabourStatuses\nLocationMap\nMaritalStatuses\nPartnerEpisodes\nSurveillanceEpisodesBasic\nSurveillanceEpisodesYTAge\nSurveillanceEpisodes YrAge_Coresidency\nSurveillanceEpisodesYrAge_HIV\nSurveillanceEpisodes VrAge_HSE\nSurveillanceEpisodes YrAge_Labour\nSurveillanceEpisodesYrAge_Partners\nSurveillanceEpisodesYrAgeDel\nSurveillanceEpisodes VrAgeDel_HSE\nSurveillanceEpisodesYrAgeDeL_HSE_Labour\nSurveillanceEpisodesYrAgeDeL_HSE_Labour_Partner_Parents\nSurveillanceEpisodes VrAgeDel_HSE_Labour_Partner_Parents_HIV\nSurveillanceEpisodesYrAgeDeL_HSE_Labour_Partners","coll_dates":[{"start":"2000-01-01","end":"2024-12-31","cycle":""}],"nation":[{"name":"South Africa","abbreviation":"ZA"}],"geog_coverage":"AHRI is situated in the south-east portion of the uMkhanyakude district of KwaZulu-Natal province near the town of Mtubatuba. It is bounded on the west by the Umfolozi-Hluhluwe nature reserve, on the south by the Umfolozi river, on the east by the N2 highway (except form portions where the KwaMsane township strandles the highway) and in the north by the provincial road R22. The surveillance area is approximately 850km2 in size.","analysis_unit":"Episodes of exposure","universe":"Households resident in dwellings within the study area are eligible for inclusion in the household component of AHRI Demographic Surveillance. All individuals identified by the household proxy informant as members of the households are enumerated. A resident household member is an individual that intends to sleep majority of time at the dwelling occupied by the household over a four-month period. Households include resident and non-resident members. An individual is a non-resident member if they have close ties to the household, but do not physically reside with the household at the dwelling most of the time. Non-resident members can also be called temporary migrants and they are enumerated within the household list. Because household membership is not tied to physical residency, an individual may be a member of more than one household.","data_kind":"Event History Data"},"method":{"data_collection":{"sampling_procedure":"This dataset is not based on a sample but contains information from the complete demographic surveillance areas.","sources":[{"name":"","origin":"","characteristics":""}]}},"data_access":{"dataset_use":{"cit_req":"Herbst, K., Harling, G., Siedner, M., & Hanekom, W. (2026). AHRI.Surveillance Episodes YrAgeDel_HSE_Labour_Partner_Parents_HIV [Data set]. Africa Health Research Institute.\n\nDOI: https://doi.org/10.23664/AHRI.SURVEILLANCE.EPISODES.YRAGEDEL.HSE.LABOUR.PARTNER.PARENTS.HIV","conditions":"Access to the data requires accurate completion of the online data access application form accessible on the AHRI Data repository(<https://data.ahri.org/>). Data users are required to abide by the data use conditions stipulated on the application for access to the data. Failure to do so may result in their data access privileges being revoked by the Data Custodian. In order to recognise the effort and intellectual contributions of AHRI investigators in producing and curating the data, users of AHRI data must acknowledge the source of the data and abide by the terms and conditions under which the data is accessed and must cite the dataset in publication using the citation provided as part of this documentation. All analytical datasets published on the AHRI Data Repository are assigned digital object identifier (DOIs) and the DOIs can be found on the Data Repository under Study Description tab - Access policy. AHRI data users are required to always cite the dataset using the relevant DOI.\n\nhttps://github.com/SAPRIN-MRC/SaprinEpisodes.jl.git"}}},"schematype":"survey","type":"survey","data_files":[{"file_id":"F5","file_name":"SurveillanceEpisodesYrAgeDel_HSE_Labour_Partner_Parents_HIV","description":null,"case_count":"9625419","var_count":"55","producer":null,"data_checks":null,"missing_data":null,"version":null,"notes":null,"metadata":null}],"variables":[{"file_id":"F5","vid":"V203","name":"IndividualId","var_intrvl":"contin","var_dcml":"0","var_wgt":null,"var_is_wgt":null,"loc_start_pos":null,"loc_end_pos":null,"loc_width":"9","loc_rec_seg_no":null,"labl":"Unique individual 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