Presenting clinical trial information: a comparison of methods
โ Scribed by Hilary A. Llewellyn-Thomas; Elaine C. Thiel; Francis W.C. Sem; Dianne E. Harrison Woermke
- Publisher
- Elsevier Science
- Year
- 1995
- Tongue
- English
- Weight
- 992 KB
- Volume
- 25
- Category
- Article
- ISSN
- 0738-3991
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## Abstract Traditional sample size calculations for randomized clinical trials are based on the tests of hypotheses and depend on somewhat arbitrarily chosen factors, such as type I and II errors rates and the smallest clinically important difference. In response to this, many authors have propose
The National Cancer Institute has developed an online clinical information system known as PDQ (Physician Data Query) to provide physicians with up-to-date information on cancer treatment and to facilitate participation in cancer clinical trials. PDQ is a major component in the National Cancer Insti