TY - BOOK AU - Harris,Michael AU - Taylor,Gordon TI - Medical statistics made easy SN - 9781907904035 (pbk.) AV - RA409 .H373 2014 U1 - 610.727 23 PY - 2014/// KW - Medical statistics KW - Biometry N1 - Previous edition: published as Medical statistics made easy 2. 2008; Includes index; Statistics which describe data: Percentages; Mean; Median; Mode; Standard deviation Statistics which test confidence: Confidence intervals; P values Statistics which test differences: t tests and other parametric tests; Mann-Whitney and other non-parametric tests; Chi-squared Statistics which compare risk: Risk ratio; Odds ratio; Risk reduction and numbers needed to treat Statistics which analyse relationships: Correlation; Regression Statistics which analyse survival: Survival analysis: life tables and Kaplan-Meier plots; The Cox regression model Statistics which analyse clinical investigations and screening: Sensitivity, specificity and predictive value; Level of agreement and Kappa Other concepts Statistics at work Standard deviation, relative risk and numbers needed to treat; Odds ratios and confidence intervals; Correlation and regression; Survival analysis; Sensitivity, specificity and predictive values; Statistical Process Controls ER -