General clinical features
Among the 9782 children with ARIs were detected, 5021 cases were
diagnosed before COVID-19 (2018-2019), and 4761 patients were diagnosed
during the COVID-19 pandemic
(2020 to 2022), with no
significant difference in gender and age between 2018-2019 and 2020-2022
(p > 0.05). (Table 1)