Table 1.

Content of questionnaire

Knowledge on microbiological diagnostic tests

I have knowledge of accuracy (sensitivity/specificity/PPV/NPV) of various microbiological tests I order

I have knowledge of methods (culture, PCR, serology, microscopy) of various microbiological tests I order

I have knowledge of expected time to result of various microbiological tests I order

I have knowledge of costs of various microbiological tests I order

Influencing factors

The clinical condition of the patient is an influencing factor on microbiological testing for me

Comorbidity in a patient is an influencing factor on microbiological testing for me

Accuracy of various microbiological tests is an influencing factor on microbiological testing for me

Costs of various microbiological tests is an influencing factor on microbiological testing for me

Workload is an influencing factor on ordering more microbiological tests for me

Workload is an influencing factor on ordering less microbiological tests for me

Faster time to result of various microbiological tests is an influencing factor on ordering tests for me

Local guidelines influence my decision on microbiological testing

Diagnostic guidelines

There is a local guideline for microbiological diagnostics in my hospital (yes/no/do not know)

I have interest in a clinical guideline for microbiological diagnostics for common infectious diseases

Questions set out on a 5-point Likert scale (1, ‘totally disagree’, and 5, ‘totally agree’) unless otherwise indicated

PPV positive predictive value, NPV negative predictive value