TABLE 1

Rates of Diagnosis of Common Pediatric Infectious Diseases in 2019 and 2020 and Difference-in-Differences Between 2019 and 2020

Diagnosis20192020Difference-in-Differences, 2020 vs 2019 (95% CI)
Pre-SDPost-SDPre-SDPost-SD
AOM113.496.2113.411.5−85.1 (−86.8 to −83.5)
Bronchiolitis17.58.420.10.6−10.4 (−11.0 to −9.8)
Common cold106.679.9107.15.4−75.4 (−76.9 to −73.8)
Croup12.011.311.80.4−10.7 (−11.2 to −10.2)
Gastroenteritis18.415.014.91.8−9.8 (−10.5 to −9.2)
Influenza41.419.094.40.1−71.7 (−72.8 to −70.6)
Nonstreptococcal pharyngitis114.7100.6126.712.4−100.6 (−102.3 to −98.9)
Pneumonia22.315.022.61.4−14.0 (−14.7 to −13.3)
Sinusitis22.215.320.62.7−11.1 (−11.8 to −10.4)
SSTI17.617.917.811.6−6.6 (−7.4 to −5.9)
Streptococcal pharyngitis46.439.941.23.8−31.1 (−32.1 to −30.0)
UTI3.33.73.42.4−1.5 (−1.8 to −1.1)
  • Rates are expressed as diagnoses per 100 000 patients per day. CI, confidence interval.