Reliability and Equivalence of Alternate Forms of the Digital Clock Drawing Test

Completed · Not applicable

Conditions studied: Cognitive Function

In brief

Equivalence of DCTclock-pen and DCTclock-tablet will be tested in a randomized crossover trial.

Key facts

Study ID

NCT04496752

Run by

Linus Health, Inc.

People needed

200

Starts

2020-12-18

Expected to finish

2021-11-16

Last updated by the study team

2025-03-07

Who can join

Age: 55 and older, up to 95. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• 55-95 years old

You may not qualify if…

• Ineligible for written informed consent
• Impairment of the writing hand that precludes ability to perform the study tasks
• Impaired manual dexterity in the writing hand
• Impaired vision in both eyes
• Under the influence of recreational drugs or alcohol at the time of the visit.
• Current or recent participation in a clinical trial that includes the use of a drug or intervention to alter cognitive function.
• Recent (within the last 6 months) cognitive testing with a Clock Drawing Test.
• Visit 2 Only- Self-reported change (addition or discontinuation) of the following medications between visit 1 and visit 2; Timolol (eye drop), Benadryl, beta blockers, steroids or over the counter medications for sleep (PM varieties).

Where it is running

• Clincloud Research — Maitland, Florida, United States
• Clinilabs — Eatontown, New Jersey, United States

Full record on ClinicalTrials.gov

Trial information comes from ClinicalTrials.gov and is refreshed daily. TrialsForMe does not provide medical care and does not run the studies it lists.