concept

TICS

Also known as: Telephone Interview for Cognitive Status, Telephone Interview of Cognitive Status

Facts (12)

Sources

Improvement in sleep duration was associated with higher cognitive ... aging-us.com Aging Oct 20, 2020 9 facts

claimA transition from short sleep duration (SSD) to long sleep duration (LSD) was associated with lower global cognition scores, including on episodic memory, figure drawing, and TICS tests.

measurementThe global cognition score in the CHARLS study is the sum of the episodic memory, figure drawing, and TICS test scores, ranging from 0 to 21.

claimThe study identified an inverted-U-shaped association between baseline sleep duration and global cognition over 4 years among Chinese participants, affecting domains including episodic memory, figure drawing, and TICS, though baseline sleep duration did not increase rates of cognitive decline.

claimFor short sleepers, a consistent change to moderate sleep duration (MSD) was associated with high global cognition scores, equivalent to 4-10 years of cognitive ageing, with improvements in figure drawing and TICS domains.

measurementShort sleepers in Wave 1 demonstrated lower scores in the specific cognitive domains of episodic memory, figure drawing, and the Telephone Interview of Cognitive Status (TICS) compared to moderate sleepers.

procedureThe CHARLS study assesses cognitive function through three tests: episodic memory, figure drawing, and TICS, which measure memory, visuospatial abilities, orientation, attention, and calculation.

referenceThe TICS (Telephone Interview for Cognitive Status) test assesses visuospatial abilities, orientation, attention, and calculation by asking participants to repeatedly subtract 7 from 100 and identify the current date, season, and day of the week.

claimIn the study analysis of changes from Wave 1 to Wave 3, changes in sleep duration were associated with global cognition scores, with the association remaining significant for episodic memory and TICS tests in models 2 and 3, but not for the figure-drawing test.

claimFor moderate sleepers, a change in sleep duration of 2 hours or more was significantly associated with lower global cognition and lower scores on episodic memory, figure drawing, and TICS tests.

Associations Between Sleep Duration and Cognitive Function ... humanfactors.jmir.org JMIR Human Factors 2 facts

procedureThe Telephone Interview of Cognitive Status and the pentagon-drawing test in the CHARLS study assessed mental intactness by measuring time orientation, numerical ability, and visuospatial skills through tasks such as serial subtractions, identifying the current date, and replicating a drawing of overlapping pentagons, resulting in a mental intactness score ranging from 0 to 11.

procedureThe CHARLS study evaluated cognitive performance using three composite measures: the word recall test, the Telephone Interview of Cognitive Status, and a pentagon-drawing test.

U shaped association between sleep duration and long ... nature.com Nature by F Feng · 2025 1 fact

procedureThe CHARLS overall cognition score (range 0-21) is calculated by combining three instruments: the 10-item Telephone Interview of Cognitive Status (TICS-10) for orientation and attention, word recall tasks for episodic memory, and figure drawing exercises for visuospatial function.