Clinical Programming Reference

SAS ↔ R Hub

An educational platform designed to help clinical programmers understand functional similarities and differences between SAS and R — with practical examples and real-world clinical dataset scenarios.

13+
Join Types
3
Function Categories
4+
PROC Steps
Clinical
Real Examples
What's Inside
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Merge / Joins

Full, Left, Right, Inner, Anti, Semi, Cross, Self, Non-Equi, Rolling, Nested joins — all with SAS and R examples side by side.

Full JoinLeft JoinAnti JoinRolling Join+9 more
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Functions

Character, Numeric and Date functions — with syntax comparison, behavior differences and clinical programming examples.

CharacterNumericDate Formats
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Proc Steps

PROC SORT, PROC SQL, PROC MEANS and more — with SAS syntax, R equivalents and clinical programming examples side by side.

PROC SORTPROC SQLPROC MEANS+ more