Early detection of colorectal cancer based on circular DNA and common clinical detection indicators

Table 6 Multi-parameter combined auxiliary diagnosis model building

Observed	Predicted
	CRP	CRC	Correct percentage
Binary logistic regression analysis building
CRP	45	14	76.30%
CRC	15	86	85.10%
Total percentage			81.90%
Discriminant analysis building
CRP	51	8	86.40%
CRC	31	70	69.30%
Total percentage			75.60%
Classification tree building
CRP	54	5	91.50%
CRC	42	59	58.40%
Total percentage			70.60%
Neural network building
CRP	31	8	79.50%
CRC	2	68	97.10%
Total percentage			90.80%
Neural network validation
CRP	18	2	90.00%
CRC	4	27	87.10%
Total percentage			88.20%

CRP: Colorectal polyps; CRC: Colorectal cancer.