Comparable groups of patients with high blood pressure received one of two antihypertensive treatment plans.
| Treatment plan | Patients treated | Patients whose blood pressure was lowered | Patients reporting a side effect |
|---|---|---|---|
| X | 1250 | 875 | 100 |
| Y | 500 | 375 | 30 |
Which statement correctly compares treatment plan Y with treatment plan X?
For every 100 patients, plan Y lowered blood pressure in 75 and caused a side effect in 8, compared with 70 and 6 for plan X.
For every 100 patients, plan Y lowered blood pressure in 70 and caused a side effect in 8, compared with 75 and 6 for plan X.
For every 100 patients, plan Y lowered blood pressure in 75 and caused a side effect in 6, compared with 70 and 8 for plan X.
For every 100 patients, plan Y lowered blood pressure in 70 and caused a side effect in 6, compared with 75 and 8 for plan X.
102 exam-style questions on Edexcel GCSE Biology 5.4 Non-communicable diseases, covering 5.4.1 Interaction of factors in non-communicable disease, 5.4.2 Lifestyle factors and non-communicable disease, and 5.4.3 Treatments for cardiovascular disease. Each one has a worked solution and a mark scheme showing where the marks go.