INS and colorectal cancer: In the analysis restricted to women in the CT (10 OS cases excluded), insulin and HOMA-IR showed no association, but the association of glucose with colorectal cancer was strengthened: HRs for intermediate and highest tertiles relative to the lowest: 1.60, 95% CI: 0.82–3.14, and 2.10, 95% CI: 1.08–4.06, P for trend 0.03.