Table 3

ORs of having a high adherence to Mediterranean diet according to income, education and socioeconomic status

Mediterranean scoreItalian Mediterranean Index
IncomeLow (n=3843)High (n=3518)OR(95% CI)Low (n=4704)High (n=3089)OR(95% CI)
<10 000310 (8.1%)231 (6.6%)-1-(referent)353 (7.5%)209 (6.8%)-1-(referent)
>10 000<25 0001694 (44.1%)1470 (41.8%)1.28(1.04 to 1.57)2161 (45.9%)1201 (38.9%)1.07(0.87 to 1.32)
>25 000<40 0001153 (30.0%)1116 (31.7%)1.51(1.21 to 1.88)1436 (30.5%)995 (32.2%)1.34(1.07 to 1.69)
>40 000686 (17.9%)701 (19.9%)1.54(1.21 to 1.97)754 (16.0%)684 (22.1%)1.72(1.34 to 2.21)
(p for trend=0.0002)(p for trend<0.0001)
Education level  
 Low1775 (46.2%)1571 (44.7%)-1-(referent)2250 (47.8%)1307 (42.3%)-1-(referent)
 Medium1504 (39.1%)1421 (40.4%)1.26(1.11 to 1.43)1860 (39.6%)1283 (41.5%)1.16(1.02 to 1.31)
 High564 (14.7%)525 (14.9)1.27(1.06 to 1.52)592 (12.6%)499 (16.1%)1.33(1.11 to 1.60)
(p for trend=0.0020)(p for trend=0.0009)
Socioeconomic status  
 Low1097 (29.1%)1097 (32.2%)-1-(referent)1462 (32.2%)927 (30.9%)-1-(referent)
 Medium1155 (31.1%)1095 (32.1%)0.94(0.83 to 1.07)1414 (31.1%)930 (31.0%)1.00(0.88 to 1.14)
 High1475 (39.8%)1218 (35.7%)0.88(0.77 to 1.00)1664 (36.7%)1144 (38.1%)0.98(0.86 to 1.12)
(p for trend=0.054)(p for trend=0.82)