Prevalence of illness burden, self-reported medical diagnosis and treatment for angina, cataract, depression, diabetes and osteoarthritis in four waves of the English Longitudinal Study of Ageing
| Angina N (%) | Cataract N (%) | Depression N (%) | Diabetes N (%) | Osteoarthritis N (%) | |
|---|---|---|---|---|---|
| Illness burden | |||||
| Wave 2 (2004–2005) | 397 (4.6) | 308 (3.5) | 2037 (23.4) | 160 (1.8) | 1106 (12.7) |
| Wave 3 (2006–2007) | 300 (3.6) | 317 (3.8) | 1929 (23.3) | NA | 917 (11.1) |
| Wave 4 (2008–2009) | 300 (3.1) | 331 (3.5) | 2049 (21.4) | 220 (2.3) | 1088 (11.4) |
| Wave 5 (2010–2011) | 254 (2.9) | 320 (3.7) | 1956 (22.4) | NA | 1046 (12.0) |
| Medical diagnosis | |||||
| Wave 2 (2004–2005) | 668 (7.6) | 1050 (12.1) | 402 (4.6) | 715 (8.2) | 1861 (21.4) |
| Wave 3 (2006–2007) | 591 (7.1) | 1294 (15.7) | 490 (5.9) | 935 (11.3) | 1952 (23.6) |
| Wave 4 (2008–2009) | 645 (6.7) | 1421 (14.8) | 601 (6.3) | 1215 (12.7) | 2262 (23.6) |
| Wave 5 (2010–2011) | 655 (7.5) | 1566 (17.9) | 602 (6.9) | 1413 (16.2) | 2416 (27.7) |
| Treatment | |||||
| Wave 2 (2004–2005) | 85 (1.0) | 535 (6.2) | 98 (1.1) | 552 (6.4) | 202 (2.3) |
| Wave 3 (2006–2007) | NA | 379 (4.9) | NA | 618 (7.5) | 141 (1.7) |
| Wave 4 (2008–2009) | NA | 444 (4.6) | 155 (1.6) | 671 (7.0) | 226 (2.4) |
| Wave 5 (2010–2011) | 88 (1.0) | 646 (7.4) | NA | 748 (8.6) | 208 (2.4) |
Total number of participants in each wave: wave 2: 8688; wave 3: 8268; wave 4: 9578; wave 5: 8729.
NA=data not available for that condition in that wave.