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Role of drug exposure in aphthous ulcers: a case–control study

✍ Scribed by S. Boulinguez; S. Reix; C. Bedane; C. Debrock; M.L. Bouyssou-Gauthier; A. Sparsa; V. Le Brun; P. De Vencay; P. Bernard; J.M. Bonnetblanc


Book ID
104459640
Publisher
John Wiley and Sons
Year
2000
Tongue
English
Weight
228 KB
Volume
143
Category
Article
ISSN
0007-0963

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Inverse Sampling in Case Control Studies
✍ David A. Kikuchi 📂 Article 📅 1987 🏛 John Wiley and Sons 🌐 English ⚖ 226 KB

In case-control studiea where the outcome is not uncommon but the exposure is rare, invem sampling may be used to reduce the total number of subjecta required to find a fixed number of exposed w s and controls. The sampling distribution is negative binomial rather than binomial. Logistic regression