Table 2

Plasma total COPs (nmol/l plasma; nmol/mmol total plasma cholesterol) in incident lung cancer cases and in matched controls

Cases (n = 20)Controls (n = 39)
Mean ± SD95% CIMean ± SD95% CI
nmol/l plasma
7α-Hydroxycholesterol163.4 ± 107.9112.9–213.8185.5 ± 181.7125.8–245.3
7β-Hydroxycholesterol56.3 ± 15.249.2–63.350.2 ± 13.345.9–54.6
Cholesterol-β-epoxide215.9 ± 165.2138.6–293.2232.2 ± 158.0180.3–284.1
Cholesterol-α-epoxide273.5 ± 314.9126.1–420.8209.5 ± 307.1108.6–310.5
Cholestanetriol164.6 ± 59.1136.9–192.3162.8 ± 75.4138.0–187.6
7-Ketocholesterol99.0 ± 43.478.7–119.399.3 ± 38.786.5–112.0
7β-Hydroxy-+ 7-ketocholesterol155.3 ± 53.8130.1–180.4149.5 ± 48.8133.5–165.5
Σ COPs972.6 ± 282.5840.3–1104.8966.3 ± 305.1837.5–1095.2
nmol/mmol total plasma cholesterol
7α-Hydroxycholesterol39.6 ± 28.026.4–52.743.2 ± 37.630.8–55.5
7β-Hydroxycholesterol13.7 ± 4.511.6–15.911.9 ± 3.710.7–13.2
Cholesterol-β-epoxide52.1 ± 39.233.8–70.553.6 ± 32.243.0–64.2
Cholesterol-α-epoxide67.7 ± 83.928.5–107.051.9 ± 84.424.2–79.7
Cholestanetriol40.7 ± 17.132.7–48.738.4 ± 17.732.5–44.2
7-Ketocholesterol24.3 ± 11.518.9–29.623.4 ± 9.820.2–26.6
7β-Hydroxy-+ 7-ketocholesterol38.0 ± 15.031.0–45.035.3 ± 12.731.2–39.5
Σ COPs238.1 ± 85.9197.8–278.3222.4 ± 107.0187.2–257.5