Table 5.

Regression between foremilk and hindmilk hormone concentrations at 1 week and 3 months postpartum and maternal BMI

	Ghrelin	Insulin	Leptin	Resistin
Time point	Foremilk BMI at 1 week
B	0.99 (0.94 to 1.04)	1.00 (0.97 to 1.04)	1.05 (1.00 to 1.10)	0.98 (0.91 to 1.06)
Significance	0.55	0.79	0.05	0.65
N	95	103	103	104
Time point	Hindmilk BMI at 1 week
B	1.00 (0.93 to 1.08)	1.00 (0.96 to 1.04)	1.01 (0.95 to 1.07)	0.98 (0.90 to 1.07)
Significance	0.88	0.89	0.72	0.70
N	81	90	90	89
Time point	Foremilk BMI at 3 months
B	1.05 (0.99 to 1.11)	1.03 (0.99 to 1.07)	1.08 (1.02 to 1.16)	0.98 (0.90 to 1.07)
Significance	0.07	0.10	0.01	0.64
N	83	92	92	91
Time point	Hindmilk BMI at 3 months
B	0.97 (0.90 to 1.05)	1.00 (0.96 to 1.04)	0.99 (0.92 to 1.06)	0.97 (0.89 to 1.06)
Significance	0.48	0.95	0.69	0.49
N	66	81	81	79

Natural log values used and antilogged.

BMI, body mass index.