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Table 1 Characteristics of the included studies

From: The protective effect of alcohol consumption on the incidence of cardiovascular diseases: is it real? A systematic review and meta-analysis of studies conducted in community settings

Author YearCountrySettingFollow-up (years)Age range (baseline)No. of total participantsNo. of total incident casesReference groupComparison groups (level of alcohol intake)NOS score (1–9)Study design
Burke V, 200721AustraliaCommunity11.615–88258 (men)
256 (women)
44.57% (men)
46.48%
(women)
Lifetime abstainer≤40 g/day, 41-60 g/day, 61-120 g/day, 120-150 g/day, > 150 g/day (men)
≤20 g/day, 21-40 g/day, 41-80 g/day, 81-120 g/day, > 120 g/day (women)
7Cohort
Higashiyama A, 201322JapanCommunity13.030–792336 (men)9.25%Never drinkers≤23 g/day, 23-46 g/day, > 46 g/day9Cohort
Ikehara S, 200923JapanCommunity9.940–6919,356 (men)4.32%Never drinkers0.1–21.3 g/day, 21.4 g–42.7 g/day, 42.8 g–64.1 g/day, ≥64.2 g/day9Cohort
King DE, 200824USACommunity451–707359 (men+women)1.06%Non drinkers≤2 drinks/day, > 2drinks/day (men)
≤1 drink/day, > 1 drink/day (women)
8Cohort
Iso H, 199520JapanCommunity10.540–692890 (men)7.79%Never drinkers1-20 g/day, 21-41 g/day, 42-69 g/day, ≥70 g/day9Cohort
Snow WM, 200918CanadaCommunity1018–64580 (men)
574 (women)
36.03% (men)
30.49% (women)
Never and occasional (< 0.65 g/day) drinkers0.65–5.77 g/day, 5.78–18.1 g/day, > 18.1 g/day (men)
0.65–2.92 g/day, 2.93–9.15 g/day, > 9.15 g/day (women)
7Cohort
Smyth A, 20151912 countriesCommunity4.3 (3.0–6.0)35–70114,970
(men+women)
2.38%Never drinkers< 1 drink/day, 1-3drinks/day, >3drinsk/day (men)
< 1 drink/day, 1–2 drinks/day, > 2 drinks/day (women)
8Cohort
  1. NOS: Newcastle-Ottawa scale