00470nas a2200181   4500000000100000000000100001008004100002100001700043700001300060700001700073700001700090700001300107700001600120245010200136300001100238490000700249022003200256       2005                            d1 aM. Gulliford1 aG. Adams1 aO. Ukoumunne1 aR. Latinovic1 aS. Chinn1 aM. Campbell00aIntraclass correlation coefficient and outcome prevalence are associated in clustered binary data  a246-510 v58  a0895-4356 (Print) 0895-4356