Table 3.
Prevalence of Diagnosed and Undiagnosed Diabetes, by Age and Sex in England 2004 and 2012
| Age 50–74 | Difference | Age 75+ | Difference | |||
|---|---|---|---|---|---|---|
| 2004 | 2012 | p | 2004 | 2012 | p | |
| Men | ||||||
| Diagnosed diabetesa, % | 8.3 | 11.1 | .001 | 11.7 | 17.3 | .002 |
| 95% CI | 7.3, 9.4 | 9.9, 12.4 | 9.5, 14.3 | 14.7, 20.3 | ||
| Case (n) | 234 | 340 | 84 | 141 | ||
| Undiagnosed diabetes, % | 3.2 | 2.3 | .063 | 3.2 | 7.9 | .001 |
| 95% CI | 2.5, 4.2 | 1.7, 3.2 | 1.9, 5.4 | 5.5, 11.3 | ||
| Case (n) | 57 | 43 | 15 | 33 | ||
| Unawareness among diabetic people, % | 29.2% | 17.3% | <.001 | 23.1% | 35.9% | <.001 |
| 95% CI | 27.5, 30.9 | 15.9, 18.7 | 20.0, 26.2 | 32.6, 39.2 | ||
| Women | ||||||
| Diagnosed diabetesa, % | 5.5 | 9.2 | <.001 | 9.7 | 16.0 | <.001 |
| 95% CI | 4.7, 6.4 | 8.1, 10.6 | 8.0, 11.8 | 13.7, 18.5 | ||
| Case (n) | 176 | 285 | 98 | 164 | ||
| Undiagnosed diabetes, % | 1.5 | 3.0 | <.001 | 2.2 | 4.9 | .007 |
| 95% CI | 1.0, 2.2 | 2.2, 4.0 | 1.2, 4.0 | 3.3, 7.4 | ||
| Case (n) | 30 | 64 | 13 | 29 | ||
| Unawareness among diabetic people, % | 21.8% | 24.9% | .003 | 20.1% | 25.0% | .007 |
| 95% CI | 20.4, 23.2 | 23.4, 26.4 | 17.6, 22.6 | 22.4, 27.6 |
Note: A p-value less than 0.05 is statistically significant.aWeighted by non-response weight.