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skk_2011
Calcite | Level 5

how to compare the retention of 2 drugs, data is like:

Drug      week1    week2    week3 ...............................week20

drugA     100         82          55                                        26

drugB     810        580         460                                     312 

The numbers are the patient count who keep using the the drug starting week1.

question: retention statistically significant?

Thanks.

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What is ANOVA?

ANOVA, or Analysis Of Variance, is used to compare the averages or means of two or more populations to better understand how they differ. Watch this tutorial for more.

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