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. 2023 May 31;12(5):273–281. doi: 10.1093/jpids/piad028

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© The Author(s) 2023. Published by Oxford University Press on behalf of The Journal of the Pediatric Infectious Diseases Society.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 2. — Oxygen saturation, overall (a) and by age category (b–d) for WHO 2015 RSV-LRTI and severe RSV-LRTI and nonstudy physician diagnosis of LRTI, bronchiolitis, or pneumonia. LRTI, lower respiratory tract infection; N, total number of cases according to each definition; RSV, respiratory syncytial virus; SpO₂, saturation of peripheral oxygen; WHO, World Health Organization. The colored labels on the Y axis indicate the threshold for RSV-LRTI (95%) and severe RSV-LRTI (93%) for SpO₂ rates according to the WHO 2015 case definitions.