Table 2

Cumulative incidence of respiratory disease in 2020 vs 2019

Cumulative incidence for 53 days, before raising the national crisis alert to the highest levelCumulative incidence for 160 days, after raising the national crisis alert to the highest level
Group 2019–1Group 2020–1Rate ratio (95% CI)P valueGroup 2019–2Group 2020–2Rate ratio (95% CI)P value
Patients treated for respiratory diseases per 10 000
 Nationwide419646481.11 (1.06 to 1.16)<0.00112 94357920.45 (0.43 to 0.46)<0.001
 Seoul389943471.11 (1.07 to 1.16)<0.00112 48853220.43 (0.41 to 0.44)<0.001
 Busan447648741.09 (1.05 to 1.13)<0.00112 67357340.45 (0.44 to 0.47)<0.001
 Daegu433747661.10 (1.05 to 1.15)<0.00112 55350220.40 (0.39 to 0.41)<0.001
 Incheon408045871.12 (1.08 to 1.17)<0.00113 08755930.43 (0.41 to 0.44)<0.001
 Gwangju437144481.02 (0.98 to 1.06)0.41813 31761860.46 (0.45 to 0.48)<0.001
 Daejeon463353601.16 (1.11 to 1.20)<0.00114 14064900.46 (0.45 to 0.47)<0.001
 Ulsan473351181.08 (1.04 to 1.13)<0.00114 06662960.45 (0.43 to 0.46)<0.001
 Gyeonggi-do413645571.10 (1.06 to 1.15)<0.00113 78458610.43 (0.41 to 0.44)<0.001
 Gangwon-do366141211.13 (1.08 to 1.18)<0.00110 86454050.50 (0.48 to 0.51)<0.001
 Chungcheongbuk-do423847331.12 (1.07 to 1.16)<0.00112 72062150.49 (0.47 to 0.50)<0.001
 Chungcheongnam-do494556611.14 (1.10 to 1.19)<0.00115 48374900.48 (0.47 to 0.50)<0.001
 Jeollabuk-do448050261.12 (1.08 to 1.17)<0.00112 95369610.54 (0.52 to 0.55)<0.001
 Jeollanam-do456849321.08 (1.04 to 1.12)<0.00112 61465580.52 (0.50 to 0.54)<0.001
 Gyeongsangbuk-do412447001.14 (1.09 to 1.19)<0.00111 50351410.45 (0.43 to 0.46)<0.001
 Gyeongsangnam-do430748241.12 (1.07 to 1.17)<0.00112 23756170.46 (0.44 to 0.47)<0.001
 Jeju-do472649351.04 (1.00 to 1.09)0.03413 48275330.56 (0.54 to 0.57)<0.001
Individuals using public transportation per 1000981593610.95 (0.93 to 0.98)0.00132 54323 2610.71 (0.70 to 0.73)<0.001
Individuals visiting the theatre per 5000355022560.64 (0.60 to 0.67)<0.001919314130.15 (0.15 to 0.16)<0.001