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Table 3 Anatomical sites of community-acquired infections from 2018 to 2020

From: Effect of the “Normalized Epidemic Prevention and Control Requirements” on hospital-acquired and community-acquired infections in China

Infection site 2018 2019 2020 χ2 P
Lower respiratory tract 49.83% 52.65% 43.06% 44.024  < 0.001
Urinary system 18.41% 18.72% 26.94% 59.748  < 0.001
Abdomen and digestive system 8.16% 11.83% 11.81% 18.153  < 0.001
Skin and soft tissue 6.73% 5.37% 7.27% 7.446 0.024
Blood system 6.12% 4.73% 4.44% 6.526 0.038
Surgical site 1.98% 1.48% 0.74% 11.586 0.003
Eye/ear/nose/throat/mouth 1.93% 0.76% 1.02% 13.013 0.001
Upper respiratory tract 1.21% 0.92% 0.83% 1.585 0.453
Central nervous system 0.94% 1.24% 0.60% 5.094 0.078
Bone and joint 0.55% 0.16% 0.37% 4.821 0.090
Genital tract 0.55% 0.44% 0.19% 3.745 0.154
Otitis externa, otitis media 0.50% 0 0
Cardiovascular system 0.33% 0.36% 0.42% 0.208 0.901
Other sites 2.76% 1.32% 2.31% 11.768 0.003
  1. Each percentage refers to the percentage of all CAIs during a single year
  2. Bold values mean P values are significant