The Effect of Tablet Size on Cognitive Performance Caffeine (CaC)

NCT03694886 PHASE4 COMPLETED

This study aims to assess if tablet size, due to placebo effect, alters participants' performance on cognitive tests after consuming caffeine. Participants will be randomly assigned to one of four groups: 1) 90 mg caffeine with a 1 mm diameter sucrose pillule; 2) no caffeine with the small sucrose pillule; 3) 90 mg caffeine with a 5 mm sucrose pillule; 4) no caffeine with the large sucrose pillule.

Details

Lead sponsor	University of Colorado, Denver
Phase	PHASE4
Status	COMPLETED
Enrolment	120
Start date	Wed Oct 31 2018 00:00:00 GMT+0000 (Coordinated Universal Time)
Completion	Fri Mar 01 2019 00:00:00 GMT+0000 (Coordinated Universal Time)

Conditions

• Placebo Effect

Interventions

• Caffeine Anhydrous with small sucrose pill
• Placebo - large sucrose pill
• Caffeine Anhydrous with large sucrose pill
• Placebo - small sucrose pill

Countries

United States