Table 3.

Positive rate of our CRC diagnostic model for CRC patients in different hospitals by stage

Group	n	Positive rate (%)
Clean healthy individuals	317	10.7 (7.3–14.2)
CRC patients
Stage 0/I/II
Tokyo	112	47.3 (37.5–56.3)
Kyoto	37	59.5 (43.2–75.7)
Osaka	21	57.1 (38.1–76.2)
		p = 0.371
Stage III/IV
Tokyo	108	67.6 (59.3–75.9)
Kyoto	19	68.4 (47.4–89.5)
Osaka	9	66.7 (33.3–100)
		p = 0.995

Ranges in parentheses are 95% confidence intervals with 10,000 bootstrap replicates. Statistical significance was determined with the chi‐squared test. p values < 0.05 were considered significant.