Introduction |
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xii | |
Acknowledgments |
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xv | |
Section I: Basic Ingredients |
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Getting Started: The Anatomy and Physiology of Clinical Research |
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3 | (14) |
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The Anatomy of Research: What It's Made of |
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3 | (4) |
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The Physiology of Research: How It Works |
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7 | (5) |
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12 | (1) |
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13 | (1) |
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14 | (1) |
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15 | (2) |
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Conceiving the Research Question |
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17 | (8) |
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Origins of a Research Question |
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17 | (2) |
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Characteristics of a Good Research Question |
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19 | (2) |
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Developing the Research Question and Study Plan |
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21 | (1) |
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22 | (1) |
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23 | (2) |
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Choosing the Study Subjects: Specification, Sampling, and Recruitment |
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25 | (12) |
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25 | (2) |
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27 | (3) |
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30 | (1) |
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31 | (2) |
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33 | (1) |
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33 | (2) |
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Appendix: Drawing a Random Sample |
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35 | (2) |
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Planning the Measurements: Precision and Accuracy |
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37 | (14) |
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37 | (2) |
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39 | (2) |
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41 | (4) |
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Other Features of Measurement Approaches |
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45 | (1) |
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Measurements on Stored Materials |
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46 | (1) |
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47 | (1) |
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47 | (1) |
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48 | (1) |
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Appendix: Operationally Defining a Measurement |
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49 | (2) |
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Getting Ready to Estimate Sample Size: Hypotheses and Underlying Principles |
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51 | (14) |
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51 | (3) |
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Underlying Statistical Principles |
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54 | (4) |
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58 | (4) |
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62 | (1) |
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62 | (3) |
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Estimating Sample Size and Power: The Nitty-gritty |
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65 | (30) |
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Sample Size Techniques for Analytic Studies and Experiments |
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65 | (5) |
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Other Considerations and Special Issues |
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70 | (3) |
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Sample Size Techniques for Descriptive Studies |
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73 | (2) |
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What to Do When Sample Size Is Fixed |
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75 | (1) |
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Strategies for Minimizing Sample Size and Maximizing Power |
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76 | (4) |
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How to Estimate Sample Size When There Is Insufficient Information |
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80 | (1) |
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81 | (1) |
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81 | (1) |
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82 | (3) |
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Appendix: Sample Size Tables |
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85 | (10) |
Section II: Study Designs |
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Designing an Observational Study: Cohort Studies |
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95 | (12) |
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Prospective Cohort Studies |
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96 | (1) |
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Retrospective Cohort Studies |
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97 | (2) |
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Nested Case-Control and Case-Cohort Studies |
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99 | (2) |
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Multiple-Cohort Studies and External Controls |
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101 | (2) |
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103 | (1) |
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104 | (1) |
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105 | (2) |
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Designing an Observational Study: Cross-sectional and Case-control Studies |
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107 | (18) |
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107 | (3) |
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110 | (7) |
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Choosing Among Observational Designs |
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117 | (2) |
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119 | (1) |
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119 | (2) |
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Appendix: Measures of Association |
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121 | (4) |
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Enhancing Causal Inference in Observational Studies |
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125 | (18) |
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125 | (3) |
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Real Associations Other Than Cause-Effect |
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128 | (2) |
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Coping with Confounders in the Design Phase |
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130 | (3) |
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Coping with Confounders in the Analysis Phase |
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133 | (2) |
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135 | (1) |
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136 | (1) |
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137 | (2) |
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Appendix: Confounding and Adjustment |
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139 | (4) |
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Designing an Experiment: Clinical Trials I |
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143 | (14) |
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Selecting the Paticipants |
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143 | (3) |
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Measuring Baseline Variables |
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146 | (1) |
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147 | (2) |
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Applying the Interventions |
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149 | (5) |
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154 | (3) |
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Designing an Experiment: Clinical Trials II |
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157 | (18) |
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Follow-up and Adherence to the Protocol |
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157 | (3) |
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160 | (2) |
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162 | (2) |
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Monitoring Clinical Trials |
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164 | (3) |
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Alternatives to the Randomized Blinded Trial |
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167 | (3) |
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Trials for FDA Approval of New Therapies |
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170 | (1) |
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171 | (1) |
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172 | (1) |
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172 | (1) |
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Appendix: Interim Monitoring |
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173 | (2) |
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Designing Studies of Medical Tests |
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175 | (20) |
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Determining Whether a Test Is Useful |
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175 | (2) |
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Studies of Test Reproducibility |
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177 | (2) |
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Studies of the Accuracy of Tests |
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179 | (4) |
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Studies of the Effect of Test Results on Clinical Decisions |
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183 | (1) |
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Studies of Feasibility, Costs, and Risks of Tests |
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184 | (2) |
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Studies of the Effect of Testing on Outcomes |
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186 | (2) |
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Pitfalls in the Design or Analysis of Diagnostic Test Studies |
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188 | (1) |
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189 | (1) |
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190 | (2) |
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Appendix: Interobserver Reproducibility |
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192 | (3) |
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Research Using Existing Data: Secondary Data Analysis, Ancillary Studies, and Systematic Reviews |
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195 | (20) |
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Advantages and Disadvantages |
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195 | (1) |
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196 | (5) |
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201 | (2) |
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203 | (5) |
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208 | (1) |
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209 | (2) |
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Appendix: Meta-Analysis Methods |
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211 | (4) |
Section III: Implementation |
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Addressing Ethical Issues |
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215 | (16) |
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215 | (1) |
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Federal Regulations for Research on Human Subjects |
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216 | (4) |
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Responsibilities of Investigators |
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220 | (3) |
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223 | (2) |
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225 | (1) |
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225 | (3) |
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Appendix: Informed Consent |
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228 | (3) |
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Designing Questionnaires and Data Collection Instruments |
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231 | (16) |
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Designing Good Questions and Instruments |
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231 | (8) |
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Steps in Assembling the Instruments for the Study |
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239 | (2) |
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Administering the Instruments |
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241 | (2) |
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243 | (1) |
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244 | (1) |
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Appendix: Example of a Questionnaire |
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245 | (2) |
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247 | (12) |
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247 | (3) |
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Creating the Study Database and Data Dictionary |
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250 | (2) |
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Entering the Data and Correcting Errors |
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252 | (4) |
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Creating a Dataset for Analysis |
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256 | (1) |
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Backing Up and Archiving the Dataset |
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256 | (1) |
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256 | (3) |
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Implementing the Study: Pretesting, Quality Control, and Protocol Revisions |
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259 | (16) |
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259 | (2) |
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261 | (7) |
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Protocol Revisions Once Data Collection Has Begun |
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268 | (1) |
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269 | (1) |
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270 | (1) |
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Appendix: Operations Manual and Checklists |
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271 | (4) |
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Community and International Studies |
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275 | (10) |
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Why Community and International Research? |
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275 | (2) |
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277 | (1) |
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278 | (4) |
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282 | (1) |
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282 | (3) |
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Writing and Funding a Research Proposal |
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285 | (16) |
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285 | (3) |
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288 | (5) |
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Characteristics of Good Proposals |
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293 | (1) |
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Finding Support for Research |
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294 | (4) |
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298 | (3) |
Answers to Chapter Exercises |
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301 | (18) |
Subject Index |
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319 | |