Table 4.

Example of verbal working memory span task

	Verbal WM		Visuo-spatial WM
	DFS	DBS	VSFS	VSBS
Age group pairs	40–50 & 71–80 yr 40–50 & above 80s 51–60 & 71–80 yr 51–60 & above 80s	40–50 & 71–80 yr 40–50 & above 80s 51–60 & 71–80 yr 51–60 & above 80s	40–50 & 71–80 yr 51–60 & 71–80 yr 51–60 & above 80s	40–50 & above 80s, 51–60 & 71–80 yr, 51–60 & above 80s

Note: - DFS: Digit forward span; DBS: Digit backward span; VSFS: Visuo-spatial forward span; VSBS: Visuo-spatial backward span.