{"id":"https://openalex.org/W2043773111","doi":"https://doi.org/10.1016/s0264-410x(03)00857-0","title":"The number needed to vaccinate (NNV) and population extensions of the NNV: comparison of influenza and pneumococcal vaccine programmes for people aged 65 years and over","display_name":"The number needed to vaccinate (NNV) and population extensions of the NNV: comparison of influenza and pneumococcal vaccine programmes for people aged 65 years and over","publication_year":2004,"publication_date":"2004-01-06","ids":{"openalex":"https://openalex.org/W2043773111","doi":"https://doi.org/10.1016/s0264-410x(03)00857-0","mag":"2043773111","pmid":"https://pubmed.ncbi.nlm.nih.gov/15149776"},"language":"en","primary_location":{"id":"doi:10.1016/s0264-410x(03)00857-0","doi":"https://doi.org/10.1016/s0264-410x(03)00857-0","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0264-410x(03)00857-0","pdf_url":null,"source":{"id":"https://openalex.org/S27359860","display_name":"Vaccine","issn_l":"0264-410X","issn":["0264-410X","1873-2518"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-200","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Vaccine","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111885000","display_name":"Heath A. Kelly","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210088630","display_name":"Victorian Infectious Diseases Reference Laboratory","ror":"https://ror.org/005ynf375","country_code":"AU","type":"facility","lineage":["https://openalex.org/I4210088630"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Heath Kelly","raw_affiliation_strings":["Epidemiology Division, Victorian Infectious Diseases Reference Laboratory, Locked Bag 815, Carlton South 3053, Melbourne, Australia. heath.kelly@mh.org.au","Epidemiology Division, Victorian Infectious Diseases Reference Laboratory, Locked Bag 815, Carlton South 3053, Melbourne, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Epidemiology Division, Victorian Infectious Diseases Reference Laboratory, Locked Bag 815, Carlton South 3053, Melbourne, Australia. heath.kelly@mh.org.au","institution_ids":["https://openalex.org/I4210088630"]},{"raw_affiliation_string":"Epidemiology Division, Victorian Infectious Diseases Reference Laboratory, Locked Bag 815, Carlton South 3053, Melbourne, Australia","institution_ids":["https://openalex.org/I4210088630"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053331577","display_name":"John Attia","orcid":"https://orcid.org/0000-0001-9800-1308","observed_orcids":["https://orcid.org/0000-0001-9800-1308"]},"institutions":[{"id":"https://openalex.org/I78757542","display_name":"University of Newcastle Australia","ror":"https://ror.org/00eae9z71","country_code":"AU","type":"education","lineage":["https://openalex.org/I78757542"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"John Attia","raw_affiliation_strings":["Centre for Clinical Epidemiology and Biostatistics, University of Newcastle, Newcastle, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre for Clinical Epidemiology and Biostatistics, University of Newcastle, Newcastle, Australia","institution_ids":["https://openalex.org/I78757542"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037170976","display_name":"Ross M Andrews","orcid":"https://orcid.org/0000-0001-6220-9019","observed_orcids":["https://orcid.org/0000-0001-6220-9019"]},"institutions":[{"id":"https://openalex.org/I165779595","display_name":"The University of Melbourne","ror":"https://ror.org/01ej9dk98","country_code":"AU","type":"education","lineage":["https://openalex.org/I165779595"]},{"id":"https://openalex.org/I4210150290","display_name":"Murdoch Children's Research Institute","ror":"https://ror.org/048fyec77","country_code":"AU","type":"nonprofit","lineage":["https://openalex.org/I4210150290"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Ross Andrews","raw_affiliation_strings":["Clinical Epidemiology and Biostatistics Unit, Centre for International Child Health, Murdoch Childrens Research Institute, University of Melbourne Department of Paediatrics, Melbourne, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Clinical Epidemiology and Biostatistics Unit, Centre for International Child Health, Murdoch Childrens Research Institute, University of Melbourne Department of Paediatrics, Melbourne, Australia","institution_ids":["https://openalex.org/I165779595","https://openalex.org/I4210150290"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101790681","display_name":"Richard Frederick Heller","orcid":"https://orcid.org/0000-0003-3161-5967","observed_orcids":["https://orcid.org/0000-0003-3161-5967"]},"institutions":[{"id":"https://openalex.org/I28407311","display_name":"University of Manchester","ror":"https://ror.org/027m9bs27","country_code":"GB","type":"education","lineage":["https://openalex.org/I28407311"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Richard F. Heller","raw_affiliation_strings":["Evidence for Population Health Unit, University of Manchester, Manchester, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Evidence for Population Health Unit, University of Manchester, Manchester, UK","institution_ids":["https://openalex.org/I28407311"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5111885000"],"corresponding_institution_ids":["https://openalex.org/I4210088630"],"apc_list":{"value":3620,"currency":"USD","value_usd":3620},"apc_paid":null,"fwci":8.4299,"has_fulltext":false,"cited_by_count":70,"citation_normalized_percentile":{"value":0.96935565,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":92,"max":98},"biblio":{"volume":"22","issue":"17-18","first_page":"2192","last_page":"2198"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10804","display_name":"Health Systems, Economic Evaluations, Quality of Life","score":0.4602000117301941,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10804","display_name":"Health Systems, Economic Evaluations, Quality of Life","score":0.4602000117301941,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10654","display_name":"Pneumonia and Respiratory Infections","score":0.3774000108242035,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10167","display_name":"Influenza Virus Research Studies","score":0.06069999933242798,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/number-needed-to-vaccinate","display_name":"number needed to vaccinate","score":1.0},{"id":"https://openalex.org/keywords/influenza-vaccination","display_name":"influenza vaccination","score":0.7459999918937683},{"id":"https://openalex.org/keywords/pneumococcal-vaccine","display_name":"pneumococcal vaccine","score":0.9850000143051147},{"id":"https://openalex.org/keywords/invasive-pneumococcal-disease","display_name":"invasive pneumococcal disease","score":0.9100000262260437},{"id":"https://openalex.org/keywords/vaccine-cost-effectiveness","display_name":"vaccine cost-effectiveness","score":0.75},{"id":"https://openalex.org/keywords/older-adults","display_name":"older adults","score":0.3240000009536743},{"id":"https://openalex.org/keywords/hospitalization-prevention","display_name":"hospitalization prevention","score":0.734000027179718},{"id":"https://openalex.org/keywords/mortality-prevention","display_name":"mortality prevention","score":0.8399999737739563},{"id":"https://openalex.org/keywords/vaccine-preventable-diseases","display_name":"vaccine-preventable diseases","score":0.7049999833106995}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7954691648483276},{"id":"https://openalex.org/C3020803494","wikidata":"https://www.wikidata.org/wiki/Q2712836","display_name":"Pneumococcal disease","level":4,"score":0.6602690815925598},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.6167038679122925},{"id":"https://openalex.org/C2779301066","wikidata":"https://www.wikidata.org/wiki/Q14538008","display_name":"Pneumococcal vaccine","level":4,"score":0.6030991077423096},{"id":"https://openalex.org/C2780689484","wikidata":"https://www.wikidata.org/wiki/Q383260","display_name":"Influenza vaccine","level":3,"score":0.5883792638778687},{"id":"https://openalex.org/C2776152631","wikidata":"https://www.wikidata.org/wiki/Q4366062","display_name":"Pneumococcal infections","level":4,"score":0.5544247627258301},{"id":"https://openalex.org/C22070199","wikidata":"https://www.wikidata.org/wiki/Q192995","display_name":"Vaccination","level":2,"score":0.5103704333305359},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.48304134607315063},{"id":"https://openalex.org/C2780664029","wikidata":"https://www.wikidata.org/wiki/Q5282120","display_name":"Disease burden","level":3,"score":0.4704897403717041},{"id":"https://openalex.org/C177713679","wikidata":"https://www.wikidata.org/wiki/Q679690","display_name":"Intensive care medicine","level":1,"score":0.36900681257247925},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.3501802682876587},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.32366669178009033},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.2797395586967468},{"id":"https://openalex.org/C2781253189","wikidata":"https://www.wikidata.org/wiki/Q221179","display_name":"Streptococcus pneumoniae","level":3,"score":0.20597869157791138},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.11424493789672852},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.06782311201095581},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C523546767","wikidata":"https://www.wikidata.org/wiki/Q10876","display_name":"Bacteria","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000367","descriptor_name":"Age Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006760","descriptor_name":"Hospitalization","qualifier_ui":"Q000191","qualifier_name":"economics","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007251","descriptor_name":"Influenza, Human","qualifier_ui":"Q000191","qualifier_name":"economics","is_major_topic":false},{"descriptor_ui":"D007251","descriptor_name":"Influenza, Human","qualifier_ui":"Q000517","qualifier_name":"prevention & control","is_major_topic":true},{"descriptor_ui":"D007252","descriptor_name":"Influenza Vaccines","qualifier_ui":"Q000191","qualifier_name":"economics","is_major_topic":true},{"descriptor_ui":"D007252","descriptor_name":"Influenza Vaccines","qualifier_ui":"Q000276","qualifier_name":"immunology","is_major_topic":true},{"descriptor_ui":"D011008","descriptor_name":"Pneumococcal Infections","qualifier_ui":"Q000191","qualifier_name":"economics","is_major_topic":false},{"descriptor_ui":"D011008","descriptor_name":"Pneumococcal Infections","qualifier_ui":"Q000517","qualifier_name":"prevention & control","is_major_topic":true},{"descriptor_ui":"D016527","descriptor_name":"Drug Costs","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016896","descriptor_name":"Treatment Outcome","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017589","descriptor_name":"Immunization Programs","qualifier_ui":"Q000191","qualifier_name":"economics","is_major_topic":true},{"descriptor_ui":"D022242","descriptor_name":"Pneumococcal Vaccines","qualifier_ui":"Q000191","qualifier_name":"economics","is_major_topic":true},{"descriptor_ui":"D022242","descriptor_name":"Pneumococcal Vaccines","qualifier_ui":"Q000276","qualifier_name":"immunology","is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.1016/s0264-410x(03)00857-0","doi":"https://doi.org/10.1016/s0264-410x(03)00857-0","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0264-410x(03)00857-0","pdf_url":null,"source":{"id":"https://openalex.org/S27359860","display_name":"Vaccine","issn_l":"0264-410X","issn":["0264-410X","1873-2518"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-200","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Vaccine","raw_type":"journal-article"},{"id":"doi:10.1016/j.vaccine.2003.11.052","doi":"https://doi.org/10.1016/j.vaccine.2003.11.052","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.vaccine.2003.11.052","pdf_url":null,"source":{"id":"https://openalex.org/S27359860","display_name":"Vaccine","issn_l":"0264-410X","issn":["0264-410X","1873-2518"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-200","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Vaccine","raw_type":"journal-article"},{"id":"pmid:15149776","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15149776","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Vaccine","raw_type":"Comparative Study"},{"id":"pmh:oai:pure.atira.dk:openaire_cris_publications/a42a1335-c466-4264-95fd-32013d732cba","doi":null,"is_oa":false,"landing_page_url":"https://research.manchester.ac.uk/en/publications/a42a1335-c466-4264-95fd-32013d732cba","pdf_url":null,"source":{"id":"https://openalex.org/S4306400662","display_name":"Research Explorer (The University of Manchester)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I28407311","host_organization_name":"University of Manchester","host_organization_lineage":["https://openalex.org/I28407311"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Kelly, H, Attia, J, Andrews, R & Heller, R F 2004, 'The number needed to vaccinate (NNV) and population extensions of the NNV: Comparison of influenza and pneumococcal vaccine programmes for people aged 65 years and over', Vaccine, vol. 22, no. 17-18, pp. 2192-2198.","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9922999739646912,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320431","display_name":"Australian National University","ror":"https://ror.org/019wvm592"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W44876518","https://openalex.org/W294106849","https://openalex.org/W1512398135","https://openalex.org/W1695917535","https://openalex.org/W1704955351","https://openalex.org/W1981767959","https://openalex.org/W1991241797","https://openalex.org/W2017766892","https://openalex.org/W2029414780","https://openalex.org/W2031880812","https://openalex.org/W2047381054","https://openalex.org/W2057641888","https://openalex.org/W2060873578","https://openalex.org/W2063554346","https://openalex.org/W2086212161","https://openalex.org/W2087033879","https://openalex.org/W2102575018","https://openalex.org/W2116971894","https://openalex.org/W2125222551","https://openalex.org/W2149410588","https://openalex.org/W2158287615","https://openalex.org/W2207142334","https://openalex.org/W2342228817","https://openalex.org/W2498862538","https://openalex.org/W2917653868","https://openalex.org/W4251925630","https://openalex.org/W6610489415"],"related_works":["https://openalex.org/W2042094031","https://openalex.org/W2124040261","https://openalex.org/W2154809068","https://openalex.org/W4210684330","https://openalex.org/W2070442480","https://openalex.org/W7047229198","https://openalex.org/W2970416523","https://openalex.org/W3183139970","https://openalex.org/W4237884009","https://openalex.org/W2149903744"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":5},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":6}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}