Table 3. Levels of the areas under the curves for the tested variables, standard deviation and the p-value when comparing with the low-fat (control) group at the same time period (Wilcoxon Signed Ranks Test).

Variable	Diet	Area under curve
			SD	P
Glucose	Low-fat	90	26
(mmol/l)	Low-carb	75	21	<0.0005
	Mediterranean	80	17	0.001
Insulin	Low-fat	2555	2328
(pmol/l)	Low-carb	1609	1396	<0.0005
	Mediterranean	2425	1766	0.841
Triglycerides	Low-fat	14	5
(mmol/l)	Low-carb	16	7	0.014
	Mediterranean	13	5	0.276
Cholesterol	Low-fat	39	9
(mmol/l)	Low-carb	39	8	0.121
	Mediterranean	39	9	0.705
HDL-cholesterol	Low-fat	12	4
(mmol/l)	Low-carb	13	4	0.055
	Mediterranean	12	4	0.897
LDL-cholesterol	Low-fat	20	8
(mmol/l)	Low-carb	20	7	0.199
	Mediterranean	21	8	0.670
GIP	Low-fat	26319	13081
(pg/ml)	Low-carb	25680	11752	0.879
	Mediterranean	24727	8885	0.215
Leptin	Low-fat	16758	11611
(pg/ml)	Low-carb	15874	12684	0.557
	Mediterranean	13822	11187	0.001

A p-value of <0.0063 was considered statistically significant.

Abbreviations, Low-carb., low-carbohydrate diet; GIP, glucose-dependent insulinotropic polypeptide; SD, standard deviation.