. 2013 Apr 3;8(4):e59581. doi: 10.1371/journal.pone.0059581

Table 2. Effect of dietary fiber type and fat content on concentration of volatile fatty acids in the cecum.

	LFD		HFD			Fat level		Fiber		P-value
VFAs (µM)	Inu	Sol	Inu	Sol	SE	LFD	HFD	Inu	Sol	Fat	Fiber	Fat*Fiber
Acetate	45.90^ab	51.52^a	44.47^ab	37.95^b	2.87	48.71^a	41.25^b	45.19	44.74	0.02	0.88	0.05
Propionate	26.87^a	23.15^ab	21.98^ab	15.57^b	2.58	25.01^a	18.78^b	24.43^a	19.36^b	0.03	0.07	0.62
Butyrate	17.73^a	17.44^a	15.17^a	11.56^b	1.75	17.59^a	13.37^b	16.45	14.50	0.03	0.31	0.39
Total	90.51^a	92.56^a	81.63^ab	65.09^b	6.17	91.54	73.36	86.07	78.83	0.01	0.29	0.18

LFD, low fat diet-fed pigs; HFD, high fat diet-fed pigs; Inu, inulin diet-fed pigs; Sol, solka floc diet fed pigs. Data are presented as least-squares means ± SE. Different letters within rows indicate significant differences (P<0.05).