{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,31]],"date-time":"2026-03-31T08:26:21Z","timestamp":1774945581270,"version":"3.50.1"},"reference-count":31,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2024,10,27]],"date-time":"2024-10-27T00:00:00Z","timestamp":1729987200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Paediatrics Child Health"],"published-print":{"date-parts":[[2025,1]]},"abstract":"<jats:sec><jats:title>Aim<\/jats:title><jats:p>Hospitalisation rates for paediatric bone and joint infection (BJI) in New Zealand (NZ) are among the highest globally. This study aims to quantify hospitalisation costs of BJI in 2018\u20132019.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>National hospitalisation data from the NZ Ministry of Health was used to describe costs associated with all paediatric hospitalisations coded for osteomyelitis or septic arthritis in those aged &lt;16\u2009years. Data included age, ethnic group, area level deprivation, diagnosis\u2010related\u2010group coding, admission length and cost\u2010weight. Readmissions up to 24\u2009months following the initial encounter were analysed for associated costs.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>More than ten million dollars was spent on hospitalisation for paediatric BJI over the study period (NZ$10\u2009819\u2009474). There were 869 primary hospitalisations and 229 related readmissions. Median length of stay was 7.4\u2009days (95% confidence interval 6.8\u20137.9). Re\u2010admission costs were NZ$1\u2009196\u2009640 within 24\u2009months following diagnosis.<\/jats:p><jats:p>Higher median hospitalisation costs occurred for children residing in the most deprived versus least deprived neighbourhoods (NZ$12\u2009126 vs. NZ$9010, <jats:italic>P<\/jats:italic>\u2009&lt;\u20090.01). NZ M\u0101ori compared with non\u2010M\u0101ori children had longer length of stay (8.4 vs. 6.3\u2009days, <jats:italic>P<\/jats:italic>\u2009=\u20090.04), more complex and severe illnesses (53% vs. 17%, <jats:italic>P<\/jats:italic>\u2009&lt;\u20090.01), and higher median hospitalisation costs (NZ$11\u2009796 vs. NZ$9581, <jats:italic>P<\/jats:italic>\u2009=\u20090.03).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Direct BJI hospitalisation costs in 2018\u20132019 were NZ$10\u2009819\u2009474 with 11% of costs due to re\u2010admission. Direct hospitalisation costs for paediatric BJI in NZ vary by deprivation and ethnic group. Illness complexity of paediatric BJI varies by ethnic group. Interventions are needed to reduce incidence and severity of these debilitating infections.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jpc.16711","type":"journal-article","created":{"date-parts":[[2024,10,28]],"date-time":"2024-10-28T05:29:42Z","timestamp":1730093382000},"page":"54-59","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Hospitalisation cost for paediatric osteomyelitis and septic arthritis in New Zealand"],"prefix":"10.1111","volume":"61","author":[{"given":"Sarah","family":"Hunter","sequence":"first","affiliation":[{"name":"Department of Paediatrics University of Auckland Faculty of Medical and Health Sciences  Auckland New Zealand"},{"name":"Paediatric Orthopaedic Department Starship Hospital  Auckland New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zanazir","family":"Alexander","sequence":"additional","affiliation":[{"name":"Orthopaedic Department Whangarei Hospital  Whangarei New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Haemish","family":"Crawford","sequence":"additional","affiliation":[{"name":"Department of Paediatrics University of Auckland Faculty of Medical and Health Sciences  Auckland New Zealand"},{"name":"Paediatric Orthopaedic Department Starship Hospital  Auckland New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Braden","family":"Te Ao","sequence":"additional","affiliation":[{"name":"Department of Paediatrics University of Auckland Faculty of Medical and Health Sciences  Auckland New Zealand"},{"name":"School of Population Health University of Auckland  Auckland New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Vanessa","family":"Selak","sequence":"additional","affiliation":[{"name":"Department of Paediatrics University of Auckland Faculty of Medical and Health Sciences  Auckland New Zealand"},{"name":"School of Population Health University of Auckland  Auckland New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"John","family":"Mutu\u2010Grigg","sequence":"additional","affiliation":[{"name":"Auckland Orthopaedics Ltd  Auckland New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Paula","family":"Lorgelly","sequence":"additional","affiliation":[{"name":"Department of Paediatrics University of Auckland Faculty of Medical and Health Sciences  Auckland New Zealand"},{"name":"Department of Economics University of Auckland Business School  Auckland New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4032-7230","authenticated-orcid":false,"given":"Cameron","family":"Grant","sequence":"additional","affiliation":[{"name":"Department of Paediatrics University of Auckland Faculty of Medical and Health Sciences  Auckland New Zealand"},{"name":"Department of Child and Youth Health Starship Hospital  Auckland New Zealand"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2024,10,27]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11420-018-9644-2"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1097\/BPB.0000000000000441"},{"key":"e_1_2_9_4_1","first-page":"93","article-title":"Racial and environmental factors in acute haematogenous osteomyelitis in New Zealand","volume":"90","author":"Gillespie WJ","year":"1979","journal-title":"N. 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