02356cam a2200361 a 4500991000834119707536100906s2003 maua b 001 0 eng d9780865428713b13919003-39ule_instDip.to Fisicaeng610.72/721LC R853.S7510.62Kirkwood, Betty R.473467Essential medical statistics /Betty R. Kirkwood, Jonathan A. C. SterneMedical statistics2nd ed.Malden, Mass. :Blackwell Science,2003x, 501 p. :ill. ;25 cmIncludes bibliography ([487]-492) and indexPt. A. Basics -- 1. Using this book -- 2. Defining the data -- 3. Displaying the data -- Pt. B. Analysis of numerical outcomes -- 4. Means, standard deviations and standard errors -- 5. The normal distribution -- 6. Confidence interval for a mean -- 7. Comparison of two means: confidence intervals, hypothesis tests and P-values -- 8. Using P-values and confidence intervals to interpret the results of statistical analyses -- 9. Comparison of means from several groups: analysis of variance"Aimed at students of medical statistics, medical researchers, public health practitioners and practising clinicians using statistics in their daily work, the book is designed as both a teaching and a reference text. The format of the book is clear with highlighted formulae and worked examples, so that all concepts are presented in a simple, practical and easy-to-understand way. The second edition enhances the emphasis on choice of appropriate methods with new chapters on strategies for analysis and measures of association and impact."--BOOK JACKETRev. ed. of: Essentials of medical statistics / Betty R. Kirkwood. 1988MedicineResearchStatistical methodsMedical statisticsSterne, Jonathan A. C.Kirkwood, Betty R.Essentials of medical statistics..b1391900328-01-1406-09-10991000834119707536LE006 510.62+510.65 KIR12006000164719le006pE38.11-l- 03030.i1516390806-09-10Essential medical statistics226734UNISALENTOle00606-09-10ma -engmau00