Key points:
- Adenoid hypertrophy may be associated with recurrent respiratory
infections in childhood.
- After the onset of COVID-19, China enacted many epidemic prevention
policies.
- Wearing masks and hand hygiene may reduce the incidence of respiratory
infections.
- Web data provides insight into the real needs of the population.
- After the onset of COVID, there was a stagnation in network attention
and outpatient visit rates for adenoid hypertrophy.