Fig. 3
From: Systematic review: brain metastases from colorectal cancer—Incidence and patient characteristics
Incidence according to no. patients, years and region of data collection. Incidence of brain metastases (BM) in the 17 studies that included all patients diagnosed with colorectal cancer (CRC). Error bars indicate 95 % confidence interval. a - Incidence of BM according to size of cohorts. Studies sorted by regions. b - Incidence of BM from CRC according to average year of data collection. Studies sorted by region