Comparison of deprivation quintiles of local authorities in the assessment of (a) change in absolute coronary heart disease (CHD) mortality rates, (b) change in relative CHD mortality rates, (c) change in CHD mortality rate ratio between least and most deprived quintiles and (d) association between average annual percentage decline and deprivation, 1994–2008, Great Britain, n=408
(a) Absolute change in CHD mortality rates per 100 000 | ||||||||
Men | Women | |||||||
1994 | 2008 | Change | 95% CIs | 1994 | 2008 | Change | 95% CIs | |
Q1 | 113 | 44 | −69 | –74 to –64 | 37 | 12 | −26 | −28 to −23 |
Q2 | 124 | 48 | −77 | –80 to –73 | 41 | 15 | −25 | −28 to −23 |
Q3 | 137 | 57 | −80 | –85 to –75 | 47 | 17 | −30 | −33 to −26 |
Q4 | 156 | 68 | −89 | –94 to –84 | 58 | 20 | −37 | −40 to −34 |
Q5 | 172 | 81 | −92 | –98 to –86 | 66 | 28 | −39 | −42 to −36 |
p For trend | <0.001 | p For trend | <0.001 | |||||
(b) Relative change in CHD mortality rates | ||||||||
Men | Women | |||||||
% Change 1994–2008 | 95% CIs | % Change 1994–2008 | 95% CIs | |||||
Q1 | −60 | −62 to −58 | −66 | −69 to −62 | ||||
Q2 | −61 | −63 to −59 | −61 | −64 to −57 | ||||
Q3 | −58 | −59 to −56 | −61 | −64 to −57 | ||||
Q4 | −56 | −58 to −54 | −63 | −66 to −60 | ||||
Q5 | −53 | −55 to −50 | −57 | −60 to −54 | ||||
p For trend | <0.001 | p For trend | 0.001 | |||||
(c) Rate ratios (Q1=1.00) | ||||||||
Men | Women | |||||||
1994 | 95% CIs | 2008 | 95% CIs | 1994 | 95% CIs | 2008 | 95% CIs | |
Q2 | 1.10 | 1.06 to 1.14 | 1.09 | 1.03 to 1.15 | 1.08 | 1.02 to 1.15 | 1.29 | 1.17 to 1.42 |
Q3 | 1.21 | 1.17 to 1.25 | 1.30 | 1.23 to 1.37 | 1.25 | 1.18 to 1.32 | 1.46 | 1.33 to 1.60 |
Q4 | 1.38 | 1.34 to 1.43 | 1.54 | 1.47 to 1.62 | 1.55 | 1.47 to 1.63 | 1.74 | 1.60 to 1.90 |
Q5 | 1.52 | 1.47 to 1.57 | 1.84 | 1.76 to 1.93 | 1.77 | 1.68 to 1.86 | 2.32 | 2.14 to 2.52 |
(d) Average annual percentage decline in CHD mortality rates | ||||||||
Men | Women | |||||||
Range | IQR | Range | IQR | |||||
Q1 | −5.6 to −2.2 | −4.7 to −3.9 | −7.7 to −0.6 | −5.3 to −4.0 | ||||
Q2 | −6.6 to −2.9 | −4.9 to −4.0 | −8.1 to −2.2 | −5.5 to −4.2 | ||||
Q3 | −6.5 to −3.1 | −4.7 to −4.0 | −7.5 to −2.7 | −5.1 to −4.1 | ||||
Q4 | −6.5 to −2.9 | −4.7 to −4.0 | −8.9 to −2.6 | −5.3 to −4.0 | ||||
Q5 | −6.8 to −2.9 | −4.6 to −3.9 | −11.0 to −2.1 | −5.4 to −4.1 | ||||
r2 For explanation of average annual decline by deprivation: | 0.06 | 0.04 | ||||||
p For regression line | <0.001 | p For regression line | <0.001 |