Table 3

Relationship between serum adiponectin levels and ER-positive or ER-negative breast cancer risk

Adiponectin level (μg/ml)Cases Number (%)Controls Number (%)OR (95% CI)aOR (95% CI)b
ER-positive
 >10.610 (20)33 (33)1.001.00
 >6.9, ≤10.620 (40)33 (33)2.10 (0.84–5.27)2.85 (1.06–7.67)c
 ≤6.920 (40)34 (34)1.98 (0.80–4.89)2.52 (0.90–7.00)d
ER-negative
 >10.65 (11)33 (33)1.001.00
 >6.9, ≤10.614 (32)33 (33)2.94 (0.94–9.25)d3.13 (0.91–10.75)d
 ≤6.925 (57)34 (34)4.92 (1.68–14.44)e5.92 (1.85–18.90)e
  • a Adjusted for age.

  • b Adjusted for age, family history, age at menarche, parity, and BMI.

  • c P < 0.05.

  • d P < 0.10.

  • e P < 0.005.