Kara Leonard, MD

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Basic Biostatistics Concepts for Radiation Oncologists

This lecture serves as a continuation of the basic biostatistics lecture. Dr. Leonard’s discussion of survival analysis is supplemented with real-life examples.

Disclosures:

  • Royalties from Elsevier for Biostatistics for Oncologists
  • ACRO chart review compensation.
0:00Introduction
2:25Sensitivity and Specificity, Positive/Negative Predictive Value
21:10Positive and Negative Likelihood Ratios 
28:00Receiver/Operator Curves
29:33Pre- and Post-Test Probability 
39:35Survival Analysis
41:50Kaplan-Meier Curves
1:00:19Log-Rank Test 
1:05:14Wilcoxon Rank Sum  
1:05:32Cox Proportional Hazard Model 
Kara Leonard, MD
Bio

Survival Analysis Worksheet (link to Word doc):

https://mailuc-my.sharepoint.com/:w:/g/personal/ramoska_ucmail_uc_edu/EVJhlxKkT5BCn3SvEAIL9TQBkHLMOBu8IAPQSCLAA3M7zQ?e=WMAnZL

Survival Analysis (link to Excel file):

https://mailuc-my.sharepoint.com/:x:/g/personal/ramoska_ucmail_uc_edu/EWc4cvuHvClLtufvrbRNxTkBdqqlIfJI0lCmOAzlnn4EHw?e=PHFA1t