Variable Details

Available Studies

ROS, MAP, MARS, Clinical Core, LATC

Scaled? 

Not Scaled

Variable Type 

Longitudinal

Variable Name 

supplement_rx

Categories

Medications

Supplements
Supplement usage in last 2 weeks

Supplements include: vitamins, minerals, nutrient supplements, and alternative treatments.

Value Coding
0 (no) if participant was not taking a supplement at this visit
1 (yes) if participant was taking a supplement at this visit

Participants supplied all medications prescribed by a doctor, vitamins, supplements, and over-the-counter remedies and medicines taken in the 2 weeks prior to the evaluation. Direct visual inspection of all containers of prescription and over-the-counter agents allowed for medication documentation. Medications were subsequently coded using the Medi-Span Drug Data Base system.

Medi-Span. Master Drug Data Base Documentation Manual. Indianapolis, IN: Medi-Span, 1995.