Quality circles on rational prescribing (Project NDS1)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN22552302

Enrollment

525

Registered

2007-03-28

Start date

2002-10-01

Completion date

Unknown

Last updated

2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

N/A Not Applicable N/A

Interventions

Nine meetings of approximately two hours each in a quality circle (eight to 12 members), individual feedback of own prescribing data compared to all practices in the project and compared to all practi

Eligibility

Inclusion criteria

Inclusion criteria: 1. Convenience sample of General Practitioners (GPs) 2. Patients who were insured by the VdAK/AEV (Ersatzkassen) sick fund and treated by the participating GPs

Exclusion criteria

Exclusion criteria: Patients who were not insured by the VdAK/AEV (Ersatzkassen) sick fund

Design outcomes

Primary

Measure	Time frame
Mean prescription costs in Euros	—

Secondary

Measure	Time frame
1. Percentage of patients who received a prescription 2. Percentage of generic drugs prescription of all potentially generic prescriptions 3. Percentage recommended lipid lowering drugs of all lipid lowering drugs prescriptions 4. Percentage of recommended antibiotics of all antibiotic prescriptions 5. Percentage of recommended antidiabetics of all antidiabetic prescriptions	—

Countries

Germany

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026