SPONSOR CPD PROGRAMME | INDOOR AIR QUALITY Module 223 October 2023 Name (please print) Job title Organisation 1.Which of these was considered an unlikely health hazard in the article? A Bacteria B CO2 Address C Fungi D Parasites E Viruses 2.How many HAIs are likely to be due to poor IAQ in UK healthcare premises? A One million B 20% of total HAIs C More than 35 million D 834,000 E Nobody knows 3.What is the most likely actual reason that the maximum characteristic dimension of 5m is often considered when defining an aerosol? A It corresponds to the thoracic convention B It is the droplet size that is unaffected longest by high humidity Postcode Email Are you a member of CIBSE? If so, please state your membership number: The CIBSE Journal CPD Programme By participating in this CPD module, you consent to sharing your details with CIAT. CIAT may contact you via email and/or telephone with further information and technical insight on its services. You have the right to opt out from such communications at any time. I understand that I will receive marketing communications from CIAT after completing this module (please tick here) By entering your details above, you agree that CIBSE may contact you with information about CPD and other training or professional development programmes, and about membership of CIBSE, if you are not a member. Go to www.cibsejournal.com/cpd to complete this questionnaire online. You will receive notification by email of successful completion, which can be used to validate your CPD records. Alternatively, fill in this page and post it to: N Hurley, CIBSE, 222 Balham High Road, London, SW12 9BS C It is the size under which particles stay suspended in the air D It reflects the size that reaches deepest in the lungs E It represents the typical maximum dimension rejected in a cough 4.In the period 1970-2020, which of these has shown the largest decline in emissions into the outdoor air, according to the UK chief medical officer? A Nitrogen oxides B Non-methane volatile organic compounds C PM10 D PM2.5 E Sulphur dioxide 5.What is the minimum outdoor (fresh) air requirement in non-clinical areas as recommended by HTM03? A 5% B 10% C 20% D 50% E 100% (full fresh air) 64 October 2023 www.cibsejournal.com References: 1 UK Chief Medical Officers Annual Report 2022 Air pollution. 2 Fonseca, A et al, Indoor Air Quality in Healthcare Units A Systematic Literature Review Focusing Recent Research, Sustainability 2022. 3 Guest, JF et al, Modelling the annual NHS costs and outcomes attributable to healthcare-associated infections in England, BMJ Open 2020;10:e033367. doi:10.1136/ bmjopen-2019-033367. 4 Hiwar, W et al, What is the relationship between indoor air quality parameters and airborne microorganisms in hospital environments? A systematic review and metaanalysis, Indoor Air. 2021;31:13081322. 5 Boic, A and Kanduc, M, Relative humidity in droplet and airborne transmission of disease, J Biol Phys. 2021, 10.1007/s10867-020-09562-5. 6 Randall, K et al, How did we get here: what are droplets and aerosols and how far do they go?....., Interface Focus 11: 20210049. bit.ly/CJOct23CPD1. 7 Beggs, C, The Airborne Transmission of Infection in Hospital Buildings: Fact or Fiction? Indoor Built Environment 2003. 8 REHVA Guidebook 11, Air filtration in HVAC Systems, REHVA 2020. 9 Ultrafine Particles (UFP) in the UK, UK Air Quality Expert Group, 2018. 10 The inside story: Health effects of indoor air quality on children and young people, Royal College of Physicians 2020. 11 bit.ly/CJOct23CPD2 accessed 31 August 2023. 12 bit.ly/CJOct23CPD3 accessed 31 August 2023. 13 Ibrahim, F et al, Hospital indoor air quality and its relationships with building design, building operation, and occupant-related factors: A mini-review, Public Health 2022 doi: 10.3389/fpubh.2022.1067764. 14 Sham, NM et al, Fungus and mycotoxins studies in hospital environment: a scoping review, Build Environ. 2021. 15 Schraufnagel, DE, The health effects of ultrafine particles, Exp Mol Med 52, 311317 (2020). bit.ly/CJOct23CPD4. 16 Asiya Gusa et al, Genome-wide analysis of heat stress-stimulated transposon mobility in the human fungal pathogen Cryptococcus deneoformans, Proc of the Nat Acad of Sciences, 2023; 120 (4) DOI: 10.1073/pnas.2209831120. 17 bit.ly/CJOct23CPD5 accessed 28 August 2023.