ABSTRACT

It is not necessary to know how to do a statistical analysis to critically appraise a paper. However, it is necessary to have a grasp of the basics, of whether the right test has been used and how to interpret the resulting figures. Short, readable, and useful, this book provides the essential, basic information without becoming bogged down in the

chapter |3 pages

HOW TO USE THIS BOOK

If you want a statistics course If you are in a hurry

chapter |3 pages

HOW THIS BOOK IS DESIGNED

“How important is it?”

chapter |2 pages

PERCENTAGES

How important are they? How easy are they to understand?

chapter |3 pages

MEAN

How important is it?

chapter |2 pages

MEDIAN

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chapter |2 pages

MODE

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chapter |4 pages

STANDARD DEVIATION

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chapter |4 pages

CONFIDENCE INTERVALS

How important are they? How easy are they to understand?

chapter |4 pages

P VALUES

How important is it? How easy is it to understand?

chapter |3 pages

t TESTS AND OTHER PARAMETRIC TESTS

How important are they? How easy are they to understand?

chapter |3 pages

MANN–WHITNEY AND OTHER NON-PARAMETRIC TESTS

How important are they? How easy are they to understand?

chapter |3 pages

CHI-SQUARED

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chapter |3 pages

RISK RATIO

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chapter |3 pages

ODDS RATIO

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chapter |5 pages

RISK REDUCTION AND NUMBERS NEEDED TO TREAT

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chapter |5 pages

CORRELATION

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chapter |4 pages

REGRESSION

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chapter |3 pages

SURVIVAL ANALYSIS: LIFE TABLES AND KAPLAN–MEIER PLOTS

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chapter |2 pages

THE COX REGRESSION MODEL

How important is it?

chapter |5 pages

SENSITIVITY, SPECIFICITY AND PREDICTIVE VALUE

How important are they?

chapter |2 pages

LEVEL OF AGREEMENT AND KAPPA

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chapter |4 pages

OTHER CONCEPTS

Multiple testing adjustment

chapter |21 pages

STATISTICS AT WORK