Table 3.

Levels of oestrogens (E1, E2, E3) (pg/mL) based on breast cancer status and according to pre/post-menopausal groups.

		Non-Cancer			Cancer
		Premenopause	Postmenopause	P value	Premenopause	Postmenopause	P value
	Non-obese	150.2 ± 267.6 (43)	101.7 ± 203.8 (71)	<0.001	217.4 ± 140.9 (30)	93 ± 63.9 (31)	< 0.001
E1	Obese	82.9 ± 53.8 (20)	57.1 ± 55.2 (23)	0.002	143.4 ± 124.9 (9)	73.7 ± 38.4 (22)	< 0.001
	P value	0.2	0.005		0.11	0.31
	Non-obese	99.2 ± 121.2 (43)	63.3 ± 102.8 (71)	< 0.001	107 ± 82.8 (30)	56.5 ± 60.7 (31)	< 0.001
E2	Obese	88.9 ± 35.4 (20)	70.1 ± 65.1 (23)	< 0.001	71.6 ± 45.5 (9)	48.8 ± 44.4 (22)	< 0.001
	P value	0.31	0.035		0.24	0.66
	Non-obese	47.1 ± 25.4 (43)	49.4 ± 35.8 (71)	0.9	44.4 ± 42.2 (30)	40.3 ± 44.4 (31)	0.57
E3	Obese	19.2 ± 10.2 (20)	20.8 ± 14.3 (23)	0.73	39.8 ± 14.7 (9)	38.5 ± 25.6 (22)	0.47
	P value	<0.001	<0.001		0.58	0.44