FIGURE 1.

Associations of duration and cost of first hospitalization with age group, year of diagnosis, cancer type, and histology in patients with cancer ≥65 years, stratified by gender and resection. Tumor topology and morphology were (re)coded according to the International Classification of Diseases for Oncology, Third Edition (ICD‐O‐3). C16, stomach; C18, colon; C20, rectum; C25, pancreas; C34, bronchus/lung; C50, breast; AC, adenocarcinoma; DL, ductal/lobular cancer; SC, squamous cell cancer; CMS, cystic/mucinous/serous cancer; OTs, others; NOS, not otherwise specified; RMB, Chinese yuan.