Day 1st noted treatment performed: Oxygen Therapy (j2c)

This variable is contained in the following files:

Standardized Patient Assessment Data Elements (SPADE)

SAS Name

D1_TX_O2

Oxygen Therapy (if checked, please specify below)

Code	Code value
0	No (all days)
1	Day 1
3	Day 3
5	Day 5
7	Day 7
9	Unknown/Unable to assess