1. Submitted by practitioners predisposed to view the therapeutic process through the theories of homeopathic medicine. |
2. Rival explanations for changes in health status not systematically investigated |
3. Objective evidence in the form of questionnaire responses, laboratory findings and reports from other carers not normally included. |
4. Dependent on the accuracy of the notes and memory of the practitioner |
5. Typically retrospective allowing for selection of best results – not therefore indicative of the nature of practitioner's practice as a whole. |
6. Duration and detail of follow-up frequently insufficient to be sure of depth and longevity of any therapeutic response. Unchanged symptoms not usually included in follow-up reports. |