borderline significantP = 0.070
Conversely, when compared with blood type O, individuals with blood type A had a statistically borderline significant higher risk of stomach cancer (HR = 1.21, 95% CI = 0.98–1.48, P = 0.070) and colorectal cancer (HR = 1.18, 95% CI = 0.97–1.43, P = 0.097) ( Table 3 ).