Table 1.

Dietary intake according to food records at baseline and during 24 months of following a Paleolithic diet (n = 26) or a healthy control diet based on Nordic Nutrition Recommendations (n = 22). Data are presented as mean ± S.E.M.

	Paleolithic diet			Control diet
	Baseline	6 months	24 months	Baseline	6 months	24 months
Energy intake
kJ/day	8221 ± 251	6790 ± 255###	6308 ± 377###	8699 ± 356	6635 ± 293###	7183 ± 268###
kcal/day	1964 ± 60	1622 ± 61###	1507 ± 90###	2078 ± 85	1585 ± 70###	1716 ± 64###
n	26	26	23	22	19	19
Carbohydrate intake
g/day	220 ± 7	119 ± 6***,###	116 ± 10**,###	231 ± 11	175 ± 7###	185 ± 12###
E%	45.6 ± 0.6	30.0 ± 1.3***,###	31.0 ± 1.7***,###	45.0 ± 0.9	45.1 ± 1.3	43.8 ± 2.3
n	26	26	23	22	19	19
Fat intake
g/day	74 ± 3	79 ± 5***	71 ± 5	81 ± 4	55 ± 4###	66 ± 4#
E%	33.3 ± 0.6	42.6 ± 1.3***,###	41.6 ± 1.6**,###	34.4 ± 0.8	30.1 ± 1.2#	34.2 ± 1.9
n	26	26	23	22	19	19
Protein intake
g/day	83 ± 3	93 ± 3***,##	85 ± 4*	85 ± 3	75 ± 3#	72 ± 2#
E%	17.2 ± 0.3	23.6 ± 0.6***,###	23.3 ± 0.8***,###	16.9 ± 0.6	19.6 ± 0.8##	17.3 ± 0.5
n	26	26	23	22	19	19
Protein intake†
g/day	100 ± 5	98 ± 4	88 ± 6	102 ± 4	94 ± 5#	88 ± 4
E%	18.2 ± 1.0	21.4 ± 1.0##	21.9 ± 2.1#	17.9 ± 1.1	21.7 ± 2.0##	17.9 ± 1.0
n	25	23	18	20	17	16

*P < 0.05, **P < 0.01, ***P < 0.001 for the difference between diet groups. ^#P < 0.05, ^##P < 0.01, ^###P < 0.001 for the within-group change over time vs baseline. ^†According to nitrogen excretion.