The National Polyp Study. Patient and polyp characteristics associated with high-grade dysplasia in colorectal adenomas.

@article{OBrien1990TheNP,
  title={The National Polyp Study. Patient and polyp characteristics associated with high-grade dysplasia in colorectal adenomas.},
  author={Michael John O'Brien and Sidney J. Winawer and Ann Graham Zauber and Leonard S. Gottlieb and Stephen S. Sternberg and B Climent D{\'i}az and G. Richard Dickersin and Susan Ewing and Stuart Geller and Dennis Kasimian},
  journal={Gastroenterology},
  year={1990},
  volume={98 2},
  pages={371-9}
}
The National Polyp Study (NPS), a randomized clinical trial to evaluate effective surveillance of patients discovered to have one or more colorectal adenomas, was the framework for this statistical analysis which used a multiple logistic model to assess the independent risk factors of patient and polyp characteristics associated with high-grade dysplasia in adenomas. The database included 3371 adenomas from 1867 patients. Adenoma size and the extent of the villous component were found to be the… CONTINUE READING