Table 2.

The comparison of the dietary intake at the baseline and the end of the study in participants

Variables	Mean ± SD Placebo (n = 21)	Mean ± SD Oleoylethanolamide (n = 22)	P1
Energy (kcal)
Baseline	2224.14 ± 398.017	2173.6 ± 357.01	0.704
End	2197.81 ± 401.19	2133.05 ± 390.44	0.652
P2	0.691	0.709
Protein (gr)
Baseline	75.03 ± 23.17	73.26 ± 20.53	0.26
End	73.11 ± 25.14	71.03 ± 22.33	0.2
P2	0.29	0.24
Carbohydrate (gr)
Baseline	290.93 ± 85.29	286.45 ± 90.17	0.551
End	285.52 ± 63.11	280.22 ± 74.36	0.509
P2	0.521	0.303
Fat (gr)
Baseline	83.07 ± 19.31	81.19 ± 17.44	0.22
End	80.64 ± 18.65	78.24 ± 15.59	0.198
P2	0.209	0.21
Saturated fatty acids (gr)
Baseline	29.08 ± 10.31	28.57 ± 9.23	0.11
End	27.1 ± 9.07	26.06 ± 8.37	0.104
P2	0.107	0.1
Monounsaturated fatty acid (gr)
Baseline	25.11 ± 6.5	23.55 ± 4.13	0.091
End	25.17 ± 6.19	22.14 ± 5.09	0.1
P2	0.19	0.1
Polyunsaturated fatty acid (gr)
Baseline	26.77 ± 8.06	25.19 ± 9.11	0.12
End	25.39 ± 7.85	24.66 ± 9.03	0.091
P2	0.11	0.1
Fiber (gr)
Baseline	12.36 ± 4.14	12.01 ± 2.17	0.079
End	11.52 ± 3.28	11.6 ± 3.39	0.072
P2	0.071	0.074
Vitamin C (mg)
Baseline	73.06 ± 21.36	70.65 ± 19.28	0.31
End	70.44 ± 20.99	71.25 ± 23.14	0.33
P2	0.301	0.39
Vitamin E (IU)
Baseline	12.23 ± 4.55	11.44 ± 3.81	0.061
End	12.09 ± 3.61	10.33 ± 3.19	0.058
P2	0.066	0.06
Selenium (µgr)
Baseline	125.03 ± 39.14	123.75 ± 42.66	0.3
End	123.11 ± 41.18	122.96 ± 39.04	0.32
P2	0.29	0.32

Data are expressed as means ± SD

P1: Mean comparison of the baseline characteristics between the two groups of OEA and placebo (Independent samples t-test)

P2: Mean comparison of the dietary intake in each group at baseline and end of study (Paired samples t-test)