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Table 1 Baseline participant’s demographic, anthropometric and clinical characteristics according to randomization

From: Effect of the replacement of dietary vegetable oils with a low dose of extravirgin olive oil in the Mediterranean Diet on cognitive functions in the elderly

Variables MeDiet (N = 55) MeDiet plus EVOO (N = 55) p value
Age (years) 70 (4) 70 (4) 0.63
Weight (Kg) 71 (11) 72 (14) 0.68
BMI (Kg/m2) 28.0 (5) 28.8 (4) 0.35
WC (cm) 97 (11) 96 (13) 0.97
SBP (mmHg) 128 (15) 132 (11) 0.16
DBP (mmHg) 78 (8) 80 (9) 0.27
Glucose (mg/dL) 104 (34) 101 (21) 0.60
Creatinine (mg/dL) 0.86 (0.2) 0.81 (0.2) 0.21
Total cholesterol (mg/dL) 200 (44) 194 (40) 0.46
HDL cholesterol (mg/dL) 54 (15) 59 (15) 0.14
LDL cholesterol (mg/dL) 128 (41) 124 (34) 0.53
Triglycerides (mg/dL) 123 (61) 108 (55) 0.18
Neuropsychological assessment
 Education level (years) 11 (5) 11 (5) 0.56
 MMSE 24.6 (1.3) 24.5 (1.5) 0.72
 ADAS-Cog 14.0 (4.5) 15.3 (5.2) 0.14
 ADL 6.0 (0.1) 6.0 (0.1) 0.43
 IADL 8.0 (0.1) 8.0 (0.2) 0.15
 VF 25 (6) 23 (7) 0.15
 BDI-III 11 (7) 13 (8) 0.30
Prevalence
 Smokers (%) 52 36 0.36
 Hyperlipidemia (%) 48 55 0.56
 Lipid-lowering agents (%) 45 50 0.50
 Hypertension (%) 52 51 0.90
 Antihypertensive agents (%) 50 49 0.60
 Diabetes/carbohydrate intolerance (%) 54 41 0.34
 Oral hypoglycemic agents (%) 51 40 0.40
  1. EVOO extra virgin olive oil, BMI body mass index, WC waist circumference, SBP systolic blood pressure, DBP diastolic blood pressure, HDL high density lipoprotein, LDL low density lipoprotein, MMSE mini mental state examination, ADAS-Cog Alzheimer’s disease assessment scale-cognitive sub-scale, ADL activities of daily living, IADL instrumental activities of daily living, VF verbal fluency, BDI-III Beck depression inventory