NEW DELHI: The national capital’s cancer burden is expected to rise by over 23 per cent by 2026 from 2021, according to Delhi Population Based Cancer Registries (PBCR).The AIIMS Cancer Department – Dr BR Ambedkar Institute Rotary Cancer Hospital (IRCH) which collects the data related to cancer burden, trends and survival among Delhi resident population released the report which states that new cancer cases based on these trends is likely to increase by 22.6% by 2026 with an expected incidence number of 34,782 cases from an estimated 28,480 cancer cases in 2021 and 61.0% increase from the observed count of 21,538 cases in 2015.”A reason for increase in new cancer cases is predominantly due to population growth and aging,” said Dr SVS Deo, head of surgical oncology, AIIMS Delhi,The projected increase in incidence of cancer cases among Delhi females would be 19.3% with 15,244 in 2026 as compared to the incidents of 12,772 in 2021.In males, the rise in projected incidence would be 19,538 in 2026 – a 25.2% increase as compared to the incidents of 15,608 in 2021.The report also suggested that in males, 1 out of every 6 persons and in females, 1 out of every 7 persons in Delhi could develop cancer in a lifetime in the age group of 0-74 years.Top five leading cancer causes among men in Delhi – Lung (10.6%), Mouth (7.4%), Prostate (7.1%), Tongue (6.3%), Bladder (4.4%). Whereas top five leading cancer causes among women in the national capital are breast cancer (26.3%), cervix uteri (9.1%), gallbladder (8.1%), ovary (6.5%), and corpus uteri (4.2%).The trend also suggested that lung, prostate, oral and gallbladder cancers in males are in upward side whereas in females, the breast and corpus uteri showing an increasing side. Only cervix uteri cancer in females showed a declining trend.The median age at diagnosis of cancer was 58 years in males and 55 years in females. Overall 59.1% of new cancer cases were diagnosed at age between 35-65 years. Females had a higher percentage than males in the 35-65 years due to the high burden of breast cancer. In the age group above 65, male percentage of cancer cases was higher than females due to higher contribution of genitourinary organs.Delhi also reported the highest incidence of childhood cancers (0-14 years) in both boys and girls compared to other cities registered under the network of NCRP. The highest proportion of childhood cancers related to cancer of all age groups in Delhi was 3.94% in comparison to 0.7 to 3.1% reported by other Indian registries.Tobacco contributed to 26.3% of total cancer cases in Delhi. The incidence of tobacco related cancer was 39.3% in males which was almost 3.4 times higher than females (11.6%).