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Table 2 Data collection

From: An informed shared decision making programme on the prevention of myocardial infarction for patients with type 2 diabetes in primary care: protocol of a cluster randomised, controlled trial

Outcomes

Measures

Follow-up

Adherence to antihypertensive or statin therapy

Prescription of antihypertensive drugs and statins (patient record)

T3

Intake of antihypertensive medication or statins (structured telephone interview)

T3

Informed choice

Knowledge

T1

Treatment goals: Statin choice, levels of blood pressure and HbA1c, and smoking

T1

Achievement of goals regarding statins, blood pressure, HbA1c, and smoking

T3

Achievement of goals

Treatment goals: Statin choice, levels of blood pressure and HbA1c, and smoking as well as patient’s prioritised treatment goal (patient record)

T2

Statin intake (structured telephone interview)

T3

Blood pressure (standardised measure)

T3

HbA1c level (laboratory value)

T3

Smoking cessation (structured telephone interview)

T3

Prioritisation

Prioritised treatment goal: Statin choice, blood pressure, HbA1c or smoking cessation

T1, T2

Realistic expectations

Questionnaire developed based on the contents of the DA and the teaching module

T1

Knowledge

Questionnaire developed on the basis of Bloom’s taxonomy [65] and evidence-based information on heart attack prevention in type 2 diabetes [33]

T1

  1. T1 = at the end of the teaching session; T2 = during physician consultation; T3 = at 6 months follow-up.