Table 2.

Participant characteristics

Mean (SD) for continuous variables and number (%) for binary variables
Cancer status
Mean difference for continuous variables or odds ratio for binary variables (95% CI), P
Inflammatory markersNever had cancer (n = 3,074)Cancer at baseline (n = 353)
Geometric mean CRP, mg/L1.75 (3.13)1.85 (3.28)1.06 (0.93, 1.20), 0.4
Geometric mean IL-6, pg/mL2.31 (1.97)2.50 (2.13)1.08 (1.00, 1.17), 0.04
Potential confounders
    Age (y)69.2 (5.5)69.6 (5.3)−0.47 (−1.08, 0.12), 0.1
    BMI (kg/m2)27.6 (5.0)27.7 (5.1)−0.13 (−0.68, 0.42), 0.6
    Smoker at baseline311 (10.1)39 (11.1)1.10 (0.78, 1.57), 0.6
    Childhood manual SEP643 (20.9)83 (23.5)1.16 (0.90, 1.51), 0.3
    Adult manual SEP1,396 (45.4)165 (46.7)1.06 (0.85, 1.320), 0.6
    HRT user at baseline292 (9.5)18 (5.1)0.51 (0.31, 0.84), 0.007
  • Abbreviation: SEP: socioeconomic position.