Clinical Statistic

Type of data/variable

Descriptive statistics

1. Numerical data
  1. Distriabution-based
  2. Mean and SD
  3. Median and IQR
2. Categorical data (Summarizing data)
  1. Number
  2. Frequency
  3. Percentage
  4. Proportions
  5. Tabulations
3. Visualization/checking of distribution

Inferential statistics

1. Samples and population
2. Estimation (confidence interval)
3. Hypothesis testing and P-values
4. Comparative statistics
5. Compare mean (t-test, ranksum, etc.)
6. Compare proportions (Chi-square, exact)
7. Clinimetrics (measures of association)
8. Risk, odds, rates, and hazards
9. Correlation & agreement
10. Basic regression

Basic survival (time-to-event) analysis

1. Life-table analysis
2. Kaplan-Meier curves
3. Median survival time
4. Survival probability
5. Cox’s PH regression

Diagnostic indices

1. Sensitivity
2. Specificity
3. Positive predictive values
4. Negative predictive values
5. Likelihood ratios
6. ROC

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