Summary of national data of class A, B and C communicable diseases in China, October 2021

ABSTRACT

In October 2021 (from 00 00, 1 October to 24 00, 31 October), a total of 523 006 cases of notifiable communicable diseases, including 2 040 deaths, were reported in China (except Hong Kong, Macao Special Administrative Regions and Taiwan Province, the same below). In communicable diseases in class A, 2 cases of cholera were reported without death. In communicable diseases in class B, no cases and no deaths of severe acute respiratory syndrome, poliomyelitis, human infection with highly pathogenic avian influenza virus, diphtheria and human infection with avian influenza A (H7N9) virus were reported. For the remaining 22 communicable diseases in class B, 249 605 cases were reported, a decrease of 8% compared with last month (272 332 cases) and a decrease of 3% compared with the same period in 2020 (258 591 cases). The first 5 diseases in terms of reported case number were viral hepatitis, pulmonary tuberculosis, syphilis, gonorrhea and AIDS, accounting for 95% of the total reported cases in class B. A total of 2 039 deaths were reported, a decrease of 6% (133 deaths) compared with last month (2 172 deaths) and an increase of 17% compared with the same period in 2020 (1 737 deaths). According to the website of the National Health Commission of China, a total of 1 081 confirmed COVID-19 cases were reported, without death, by 31 provinces (municipalities, autonomous regions) and Xinjiang Production and Construction Corps from 00 00, 1 October to 24 00, 31 October, 2021. In class C communicable diseases, a total of 273 399 cases were reported, an increase of 20% compared with last month (228 597 cases) and a decrease of 13% compared with the same period in 2020 (315 366 cases). The first 3 diseases in terms of reported case number were hand foot and mouth disease (HFMD), other infectious diarrhea and influenza, accounting for 95% of the total reported cases in class C. Compared with last month, except filariasis which had no incidences in both months, the diseases with reported cases increases were HFMD (45 435 cases, 52%), influenza (17 811 cases, 50%) and rubella (11 cases, 12%), but the reported cases of other diseases all decreased, the diseases with obvious case decreases were other infectious diarrhea (16 519 cases, 18%), mumps (1 490 cases, 12%) and acute hemorrhagic conjunctivitis (327 cases, 14%). Compared with the same period in 2020, except filariasis which had no incidences in both years, the diseases with reported case increases were influenza (33 177 cases, 164%), typhus fever (15 cases, 9%), rubella (8 cases, 9%) and leprosy (3 cases, 17%), but the diseases with reported case decreases were HFMD (65 002 cases, 33%), other infectious diarrhea (4 111 cases, 5%) and mumps (1 574 cases, 12%). One death caused by class C communicable diseases was reported, an increase of 1 death compared with last month and a decrease of 1 death compared with the same period in 2020 (2 deaths).