TABLE 2.

Overview of virtual reality cognitive function test program.

Cognitive subdomain	Task	Contents	Score	Scoring principle
Memory	Preparation	Listen to what supplies should be packed, and register the memory	6	Number of hits on the first attempt (3 points in total) + (3-failure count)
	Preparation recall	Choose the supplies that were remembered before	5	Number of hits on the first attempt (3 points in total) + (2-failure count)
	Playground recall	Remember the playground rides that were played on before	3	Number of hits on the first attempt (3 points in total)
	Path finding	Remember the way to a friend’s house, and find the way again	3	1 point for each hit
	Hat finding	Remember the shape of the hat, and find it	4	1 point for each hit
Attention	Phone call	Listen to the phone numbers, and dial the numbers	4	Points according to the number of hits on the first attempt; 7–8 hits: 4 points 5–6 hits: 3 points 3–4 hits: 2 points 1–2 hits: 1 point 0 hit: 0 point
	Word game	Listen to the word, and spell the letters backward	7	Number of hits on the first attempt (7 points in total)
	Playground	Listen to the playground rides that the granddaughter wants to ride, and choose them in order	3	Number of hits on the first attempt (3 points in total)
Visuospatial function	Card game	Choose the same shape as what was presented	5	1 point for each hit
	Flower matching	Match pictures of the same flower	4	1 point for each hit + 1 point for hit on the first attempt
Executive function	Toilet use	Help the granddaughter with toilet use procedures	3	3-failure count
	Snack time	Helping in the process of granddaughter’s snack time	3	3-failure count