… The objective of this systematic review was to evaluate the risk and relative risk of SARS-CoV-2
reinfection over time, comparing previously infected individuals to those without …

… During a pandemic there are no zero-risk situations, and so the aim of this paper is to …
in the relative exposure to RNA copies in the air, of which a proportion are viable SARS-CoV-2 …

… (adjusted relative risk … risk of hospital admission (adjusted relative risk 1.34 (95% CI
1.10–1.62)), but not of ICU admission (adjusted relative risk 1.76 (95% CI 0.93–3.35)); these risks …

… SARS-CoV-2 infections cause COVID-19 and have a wide spectrum of morbidity. Severe …
We compare the clinical severity of SARS-CoV-2 infection among children and adolescents in …

… higher incidence of heart failure and cardiac injury in non-survivors (relative risks = 5.13,
95% CI 2.46-10.7, Z = 4.36, P = 0.017) and (relative risks = 6.91, 95% CI 3.19-14.95, Z = 4.91, P …

… In an unadjusted meta-analysis, the relative risk of developing SARS–CoV-2 infection was
52% higher in patients with RMDs compared to the general population. Compared to patients …

… To inform the public health response, we aimed to assess the relative risks of hospitalisation
and death by age for infection with omicron versus delta. We also sought to estimate how …

… risk of SARS-CoV-2–related hospitalization (relative risk, 2.65) and intensive care unit
admission (relative risk, 5.46). … without SARS-CoV-2 infection, there was a significantly increased …

… We also identified excess risk for clinical sequelae that were not unique to SARS-CoV-2 and
are commonly seen with other serious viral infections. The magnitude of the relative risk for …

… a model of SARS-CoV-2 infection probability that can produce estimates of relative risk of …
, sitting in one’s seat) by their relative risk of infection, even when the probability of infection is …