PRL and breast cancer: Breast cancer cases had a higher mean waist circumference (94.0 cm vs. 90.4 cm), serum concentration of oestradiol (22.6 pg/mL vs. 8.8 pg/mL), progesterone (0.29 ng/mL vs. 0.09 ng/mL), prolactin (21.3 ng/mL vs. 10.5 ng/mL), testosterone (0.25 ng/mL vs. 0.17 ng/mL), and TG (122.0 mg/dL vs. 94.6 mg/dL) and log of TG/HDL ratio (2.4 vs 1.5) than controls.