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. 2013 Apr 30;8(4):e62781. doi: 10.1371/journal.pone.0062781

Table 1. Characteristics of study population (n = 217) according to Mediterranean Diet Score.

Mediterranean Diet Score
≤3(n = 70) 4–5(n = 68) ≥6(n = 79) p
Age (years) 77.6±3.0 78.4±2.7 77.7±2.4 0.212
Gender (F/M) 30/40 26/42 46/33 0.034*
Smoking Status
non smoker % (n) 24.0 (30) 37.6 (47) 38.4 (48) 0.009
former smoker % (n) 36.2 (21) 31.0 (17) 32.8 (20)
current smoker % (n) 52.9 (19) 11.8 (4) 35.3 (11)
Healthy % (n) 34.3 (24) 47.1 (32) 54.4 (43) 0.046*

Data are means ± standard deviation.

p values were obtained using χ2 test* or ANOVA.