Severity of Illness Index

Rothnie, K. J., Numbere, B., Gelwicks, S., Lu, Y., Sharma, R., Compton, C., et al. (2023). Risk Factors Associated with a First Exacerbation Among Patients with COPD Classified as GOLD A and B in Routine Clinical Practice in the UK. Int J Chron Obstruct Pulmon Dis, 18, 2673-2685. http://doi.org/10.2147/copd.s413947
Whittaker, H., Rubino, A., Mullerova, H., Morris, T., Varghese, P., Xu, Y., et al. (2022). Frequency and Severity of Exacerbations of COPD Associated with Future Risk of Exacerbations and Mortality: A UK Routine Health Care Data Study. Int J Chron Obstruct Pulmon Dis, 17, 427-437. http://doi.org/10.2147/copd.s346591