Table 1. Anthropometric factors, food intake and water consumption in control and metformin-treated rats.

	treatment	13 weeks	14 weeks	15 weeks
body weight (g)	control	413 ± 9	451 ± 6	462 ± 5
	metformin	414 ± 9	443 ± 6	453 ± 6
subcutaneous fat volume (cm3)	control			2.44 ± 0.12
	metformin			2.37 ± 0.13
visceral fat volume (cm3)	control			8.46 ± 0.39
	metformin			7.02 ± 0.41**
food intake (g/day)	control	24.8 ± 0.2	25.2 ± 0.4	25.0 ± 0.3
	metformin	24.3 ± 0.5	25.2 ± 0.4	24.8 ± 0.4
water consumption (ml/day)	control	51.1 ± 3.1	63.3 ± 2.8	49.1 ± 2.5
	metformin	49.7 ± 5.4	57.4 ± 3.3	43.4 ± 1.8

Data are presented as mean ± S.E. n = 12 in each group.

**P<0.01 vs. control group.