Fig. 2. Prevalence of substantial sick leave, defined as >1 month of sick leave in the period 1–9 months after the test date.
N = 88,818 participants ages 15–65 were included (response rate = 36%). Npositive = 51,336, Nnegative = 37,482. A 21.1% of persons infected with SARS-CoV-2 who took substantial sick leave also had a registered long Covid hospitalization. Long Covid hospitalization was defined as having a registered International Classification of Diseases 10th Revision (ICD-10 code B948A) in the period 1–9 months after the test date and having no history of this diagnosis within the year prior to the test date. B Unadjusted prevalence of substantial sick leave by SARS-CoV-2 PCR test result. C Number of responses and prevalence of substantial sick leave by age group and PCR test result.