Epidemiology and survival of lung cancer patients, the impact of COVID-19. (clinical and population-based study)

Aim. The study is aimed at investigating the incidence of lung cancer (LC) population level with analysis key analytical indicators in context coronavirus. Materials and methods. We have used data from IARC, statistical reference books P.A. Herzen Moscow Research Oncological Institute, N.N. Petrov NMRC Oncology, database Population Cancer Registry St. Petersburg (DB PСR Petersburg) for current study. Results. has established a steady decline LC among male worldwide, Russia Petersburg. Among female population, significant increase been revealed. On basis Petersburg, patterns age-sex analyzed. It that largest number cases registered age group patients over 70 years old, here losses due to coronavirus also identified. An proportion early stages disease noted. accounting reliability index decreased 2000 2019, exception 2017. Comparison yearly lethality DB showed difference data. detailed localization structure studied, where it found out first place occupied by upper lobe, bronchi or lung, although 19 observation, decrease this total volume C34 without histological verification decreased. influence smoking factor on increased risk studied.