Created by KW
- Large volume spacers are unsuitable for children < 5 years old due to their insufficient tidal volume1
- Tidal volume is the amount of air exhaled per breath, when extra effort is not applied2
- Tidal volume is approximately 500mL in adults (7mL/kg), and approximately 200mL in a 5 year old child (10mL/kg) with an average weight of 20kg2
- Australian Medicines Handbook (2018). Inhalers. [online] Amhonline-amh-net-au.ezp.lib.unimelb.edu.au. Available at: https://amhonline-amh-net-au.ezp.lib.unimelb.edu.au/chapters/respiratory-drugs/drugs-asthma-chronic-obstructive-pulmonary-disease/inhalers [Accessed 18 Oct. 2018].
- Hallett, S. and Ashurst, J. (2018). Physiology, Tidal Volume. [online] Ncbi.nlm.nih.gov. Available at: https://www.ncbi.nlm.nih.gov/books/NBK482502/ [Accessed 18 Oct. 2018].