| Literature DB >> 3992076 |
Abstract
An extension of the Wilcoxon rank-sum test is developed to handle the situation in which a variable is measured for individuals in three or more (ordered) groups and a non-parametric test for trend across these groups is desired. The uses of the test are illustrated by two examples from cancer research.Entities:
Mesh:
Year: 1985 PMID: 3992076 DOI: 10.1002/sim.4780040112
Source DB: PubMed Journal: Stat Med ISSN: 0277-6715 Impact factor: 2.373