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. 2023 Oct 25;23:2099. doi: 10.1186/s12889-023-16993-x

Table 2.

Covid-19 hospitalisations, by ID status and year (SDE database)

2020 2021 Whole period
ID No ID ID No ID ID No ID
Population sizea 365155 61086510 365890 61675315 365895 61675400
Covid-19 hospitalisedb 3590 236440 3745 272515 73340 508955
Cumulative incidence (%) 0.98 0.39 1.02 0.44 2.01 0.83
That is 1 in … 102 258 98 226 50 121
Crude Risk Ratio 2.5 2.3 2.4
Number of expected covid-19 hospitalisations 838 reference population 1187 reference population 2024 reference population
Covid-19 SIR [95% CI] 4.3 [4.2, 4.4] 3.2 [3.1, 3.3] 3.6 [3.5, 3.7]

aNumber in the analysis dataset

bUnique individuals