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Table 2 Baseline characteristics of the MCCS ^ study population by education and sex

From: The mediating role of dietary factors and leisure time physical activity on socioeconomic inequalities in body mass index among Australian adults

  LOW EDUCATION HIGH EDUCATION
  Mean (sd)/median (Q1,Q3)/% Mean (sd)/median (Q1,Q3)/%
  Men Women Men Women
n (% of total) 4,671 (15%) 10,109 (33%) 7,470 (24%) 8,380 (27%)
Body mass index (BMI) 27.3 (3.8) 26.5 (4.8) 26.3 (3.4) 25.3 (4.4)
Obese (%) 20.4% 19.6% 12.2% 13.1%
Age 57.4 (8.7) 56.8 (8.5) 54.1 (9.1) 52.9 (8.7)
Heart attack, stroke and/or angina (%) 11.8% 5.3% 7.6% 2.7%
Cancer (%) 10.5% 9.4% 7.9% 9.7%
Diabetes (%) 3.7% 2.4% 2.3% 1.4%
Current smokers (%) 14.9% 10.9% 9.2% 7.9%
Fruit and vegetables (%)# 16.2% 33.3% 23.9% 42.2%
Healthy snacks (%)§ 56.2% 73.5% 73.% 86.2%
LTPA* 4 (1.5, 5.5) 4 (1.5, 5.5) 4 (1.5, 8) 4 (1.5, 7)
Alcohol (g/day) 10.4 (0.8, 27.8) 0.9 (0, 8.6) 12.9 (2.3, 28.5) 4.5 (0, 15.1)
Healthy savoury items* 6 (1, 14) 7.5 (3, 17.5) 8 (3.5, 17.5) 9.5 (5, 18.5)
Sweet snacks* 6.5 (2, 13) 6 (2, 12) 6 (2.5, 12) 5.5 (2, 10.5)
Unhealthy savoury* 10.5 (6, 20) 7 (3.5, 12.5) 9 (5, 14) 5.5 (3, 10)
  1. # (proportion meeting guidelines, consuming ≥ 2 fruits and ≥5 vegetables per day).
  2. § (proportion consuming nuts or yoghurt ≥ 0.5 times/week).
  3. * Leisure time physical activity (times/week); sd standard deviation; Q1,Q3 (first quartile, third quartile).
  4. ^ This study utilises a sample of 30,630 participants from the baseline sample of the Melbourne Collaborative Cohort Study (MCCS) which was conducted in Melbourne between 1990 and 1994.