Table 5

 Effects of individual cumulated income and socioeconomic environment on ischaemic heart disease mortality in each stratum of population density, from Cox multilevel models adjusted for individual factors, Scania, 1996–2002

HR (95% CI)
Age 50–64 yearsAge 65–79 years
pop, population.
Whole region of Scania
    Cumulated income (v high)
        Mid-high1.37 (1.21 to 1.55)1.24 (1.17 to 1.32)
        Mid-low1.94 (1.70 to 2.23)1.44 (1.34 to 1.54)
        Low2.36 (2.04 to 2.72)1.78 (1.65 to 1.92)
    Socioeconomic environment (v high)
        Mid-high1.27 (1.10 to 1.48)1.07 (1.00 to 1.14)
        Mid-low1.37 (1.18 to 1.58)1.13 (1.06 to 1.21)
        Low1.81 (1.58 to 2.09)1.23 (1.15 to 1.31)
First tertile of pop density
    Cumulated income (v high)
        Mid-high1.50 (1.20 to 1.89)1.20 (1.07 to 1.33)
        Mid-low2.03 (1.59 to 2.59)1.33 (1.18 to 1.50)
        Low2.12 (1.62 to 2.78)1.61 (1.40 to 1.84)
    Socioeconomic environment (v high)
        Mid-high1.05 (0.82 to 1.35)1.00 (0.90 to 1.12)
        Mid-low1.22 (0.96 to 1.56)1.07 (0.95 to 1.19)
        Low1.13 (0.89 to 1.44)1.11 (0.99 to 1.24)
Second tertile of pop density
    Cumulated income (v high)
        Mid-high1.33 (1.05 to 1.69)1.13 (1.01 to 1.26)
        Mid-low1.76 (1.36 to 2.28)1.44 (1.27 to 1.62)
        Low2.74 (2.07 to 3.63)1.80 (1.56 to 2.07)
    Socioeconomic environment (v high)
        Mid-high0.92 (0.70 to 1.21)1.05 (0.94 to 1.19)
        Mid-low1.19 (0.92 to 1.53)1.15 (1.02 to 1.29)
        Low1.48 (1.15 to 1.89)1.24 (1.10 to 1.39)
Third tertile of pop density
    Cumulated income (v high)
        Mid-high1.38 (1.13 to 1.68)1.29 (1.17 to 1.43)
        Mid-low1.94 (1.58 to 2.39)1.46 (1.30 to 1.64)
        Low2.30 (1.86 to 2.85)1.80 (1.58 to 2.05)
    Socioeconomic environment (v high)
        Mid-high1.28 (1.01 to 1.62)1.12 (1.00 to 1.25)
        Mid-low1.60 (1.27 to 2.00)1.23 (1.10 to 1.38)
        Low2.16 (1.74 to 2.70)1.35 (1.21 to 1.51)