Evaluating the Cost-Effective Use of Follow-Up Colonoscopy Based on Screening Findings and Age

Table 2

Prevalence and 5-year survival rates of CRC by stage at diagnosis for patients diagnosed in the US [15].

CRC stage	Prevalence (%)	CDC data for 5-year survival rate (%)	Model-predicted 5-year survival rate (%)
Local	44	88.2	88.1
Regional	34	70.1	70.0
Distant	18	12.3	12.2
Unknown	5	43.1	43.1