CLiREN-LMS
Data Analysis in R

Cross-Tabulations and Proportions

Table 1

30-45 minutes Applied Step 6 of 12
Table

Table 1

6 / 12
Table

Table 1

Percentage typeDenominatorExample question
Row percentageRow totalWithin each site, what proportion of participants completed day 28?
Column percentageColumn totalAmong participants with missing day 28 outcomes, which sites do they come from?
Overall percentageGrand totalWhat proportion of all participants have completed day 28?
Due denominatorParticipants expected to have dataAmong participants whose day 28 visit is due, what proportion is missing?