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Relative changes in the pandemic year relative to the 2015–2019 average. (a) hospitalizations across diseases and (b) selected indicators for COPD hospitalizations.
H, hospitalizations; LOS, length of stay.
a Negative exponential trend, average annual growth rate: −10.3%, R2 = 0.978.
b Positive exponential trend, average annual growth rate: 14.1%, R2 = 0.8321.
c Negative exponential trend; average annual growth rate: −5.3%; R2 = 0.5648.
