title: Chi2 test for linear trend--what's that?
authors.affiliation: School of Nursing, Midwifery & Social Work, University of Manchester, Coupland III Building, Oxford Road, Manchester M13 9PT, UK. malcolm.campbell@manchester.ac.uk
authors.forename: Malcolm
authors.initials: M
authors.lastname: Campbell
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D006801:Humans; D016014:Linear Models; D017060:Patient Satisfaction; D011181:Postnatal Care; D018709:Statistics, Nonparametric