TABLE 6.

Changes in serum nonesterified fatty acid levels at basal state (−30 to 0 min) and during insulin infusion (90–120 min) in response to a hypocaloric low-carbohydrate (n = 12) and low-fat diet (n = 12)

Variable	Low-carbohydrate diet			Low-fat diet			Between-group P†
	Before diet	After diet	P*	Before diet	After diet	P*
Nonesterified fatty acids (μmol/l) at basal state (−30 to 0 min)‡	706 ± 160	715 ± 194	0.89	698 ± 190	796 ± 209	0.09	0.33
Nonesterified fatty acids (μmol/l) during insulin infusion (90–120 min)‡	180 ± 58	213 ± 82	0.10	244 ± 144	265 ± 210	0.34	0.78

Data are means ± SD.

*Within-group comparisons analyzed by paired-samples t test.

†Between-group comparisons analyzed by ANOVA.

‡Measured in clamp assessment.