Table 1.

The effect of a high-fat diet on body weight gain in middle-aged male Wistar rats

Variable	Groups		P
	ND (n=8)	HFD (n=8)
Baseline body weight (g)#	515 (501-524.5)	519.5 (515-520)	0.597*
Final body weight (g)#	525 (521-547.5)	583.50 (544.25-638.25)	0.007*
P**	0.012	0.012
Mean difference#	13.5 (6-27.5)	64 (33.75-119.7)	0.003*

ND, normal diet; HFD, high fat diet, *Mann-Whitney U, **Wilcoxon, ^#Median (Q1-Q3)