Table 3.
Medical history of patients (aged ≥65 years) in the intervention GP practices
| Variable | Non-screened population, N= 7662 | Screened population, N= 919 | P-valuea |
|---|---|---|---|
| Mean age, years (SD) | 74.3 (7.4) | 74.8 (6.5) | 0.057 |
| Female, n (%) | 4186 (54.6) | 494 (53.8) | 0.61 |
|
| |||
| Sample (N= 770b) comorbidity, n (%) | |||
| Hypertension | 375 (48.7) | 551 (60.0) | <0.001 |
| Type 2 diabetes | 143 (18.6) | 223 (24.3) | 0.001 |
| COPD | 57 (7.4) | 104 (11.3) | 0.003 |
| Prior myocardial infarction | 48 (6.2) | 78 (8.5) | 0.025 |
| Ischaemic strokec | 30 (3.9) | 36 (3.9) | 0.98 |
| TIA | 32 (4.2) | 50 (5.4) | 0.22 |
a
P-value on difference in non-screened and screened population.
b
Comorbidity is collected for a random 10% sample of total population.
c
Strokes were defined as either ischaemic or stroke of undefined origin. COPD = chronic obstructive pulmonary disease. SD = standard deviation. TIA = transient ischaemic attack.