Time trends in the prevalence of current angina symptoms and history of diagnosed CHD
| Age group (years) | Current angina symptoms | History of diagnosed CHD | ||||||
|---|---|---|---|---|---|---|---|---|
| N | n | Annual % change in odds (95% CI)2-150 | N | n | Annual % change in odds (95% CI)2-150 | |||
| 50–542-151 | 4182 | 350 | –2.9 (–5.5 to –0.2) | 4213 | 284 | –0.4 (–3.3 to 2.5) | ||
| 55–592-152 | 6089 | 694 | –1.9 (–3.1 to –0.6) | 6169 | 623 | –0.3 (–1.6 to 1.0) | ||
| 60–642-153 | 4732 | 653 | –2.5 (–4.0 to –1.0) | 4839 | 683 | 0.4 (–1.1 to 1.9) | ||
| All men (40–78) | 25773 | 2871 | –1.8 (–2.8 to –0.8) | 26160 | 2913 | 0.1 (–1.0 to 1.2) | ||
| Specific time periods | ||||||||
| Q1 to Q5 (1978–1985) | 0.5 (–1.6 to 2.6) | 0.6 (–1.5 to 2.8) | ||||||
| Q5 to Q92 (1985–1992) | –2.0 (–3.4 to –0.7) | 1.9 (0.5 to 3.3) | ||||||
| Q92 to Q96 (1992–1996) | –2.4 (–4.5 to –0.3) | –1.4 (–3.0 to 0.2) | ||||||
N, number of observations; n, number positive for condition.
↵2-150 Age specific estimates determined by logistic regression adjusted for age and overall estimate by logistic generalised estimating equation adjusted for age and age squared, allowing for within subject correlation. Includes:
↵2-151 Q1, Q5, and Q92;
↵2-152 Q1, Q5, Q92, and Q96;
↵2-153 Q5, Q92, and Q96.