To investigate the epidemiological characteristics and trends of notifiable infectious diseases among ≥ 60-year-olds in Chaoyang District, Beijing, and to provide a basis for the prevention and control of infectious diseases in the elderly population.
The data of ≥ 60-year-old cases of notifiable infectious diseases in Chaoyang District from 2014 to 2023 were collected through the Infectious Disease Reporting Information System of the Chinese Information System for Disease Control and Prevention, and the incidence trends and epidemiological characteristics of cases were descriptively analyzed.
From 2014 to 2023, the average annual incidence rate of notifiable infectious diseases among ≥ 60-year-old population in Chaoyang District was 864.01/100 000 showing an upward trend over the years (AAPC=31.50%, P<0.05). The incidence was highest in the ≥ 85-year-old population, and the incidence rate of males was 1 020.40/100 000 and higher than that of females (922.03/100 000) (χ2=150.333, P<0.001). 48 979 cases were mainly respiratory infections, accounting for 84.56%, its incidence showed an increasing trend, while that of intestinal infectious diseases showed a decreasing trend (AAPC=40.77%, -9.12%, P<0.05). A total of 317 deaths had been reported, with an average annual mortality rate of 4.63 per 100 000.
From 2014 to 2023, the incidence of notifiable infectious diseases among ≥ 60-year-old population in Chaoyang District showed a significant upward trend, and it is necessary to pay attention to tuberculosis, AIDS and influenza. Males are at high risk of respiratory and bloodborne and sexually transmitted infections; The incidence of respiratory and intestinal infectious diseases from 2020 to 2023 has no obvious seasonal characteristics, and the peak increases.
| 科 Family | 属数 Number of genus | 种数 Number of species | 占总种数比例 Percentage of total species (%) | 属 Genus | 种数 Number of species | 占总种数比例 Percentage of total species (%) |
|---|---|---|---|---|---|---|
| 鹅膏菌科Amanitaceae | 2 | 11 | 5.26 | 鹅膏菌属 Amanita | 10 | 4.78 |
| 小菇科 Mycenaceae | 2 | 12 | 5.74 | 丝盖伞属 Inocybe | 5 | 2.39 |
| 多孔菌科 Polyporaceae | 8 | 14 | 6.70 | 蜡蘑属 Laccaria | 5 | 2.39 |
| 红菇科 Russulaceae | 3 | 23 | 11.00 | 小皮伞属 Marasmius | 6 | 2.87 |
| 小菇属 Mycena | 11 | 5.26 | ||||
| 光柄菇属 Pluteus | 5 | 2.39 | ||||
| 红菇属 Russula | 17 | 8.13 | ||||
| 栓菌属 Trametes | 5 | 2.39 |