Table 1.

Characteristics of the included studies (N=14).

Characteristics			Studies, n (%)		References
Total sample size
	<50	8 (57)		[34-38,41-43]
	50-99	4 (29)		[39,40,44,45]
	≥100	2 (14)		[19,20]
Mean age (years)
	60-64	0 (0)		N/Aa
	65-74	5 (36)		[20,37,39,44,45]
	≥75	9 (64)		[19,34-36,38,40-43]
Sex
	Female participants only	0 (0)		N/A
	Male participants only	1 (7)		[35]
	Both sexes	13 (93)		[19,20,34,36-45]
Methodological quality (Physiotherapy Evidence Database scale)
	<4 (“poor”)	0 (0)		N/A
	4-5 (“fair”)	6 (43)		[35-37,41,42,45]
	6-8 (“good”)	8 (57)		[19,20,34,38-40,43,44]
Source of participants
	Community-dwelling older adults	12 (86)		[19,20,34,36-41,43-45]
	Nursing home residents	1 (7)		[42]
	Not mentioned	1 (7)		[35]
Types of cognitive training
	CCTb	10 (71)		[19,20,35-38,40,41,43,44]
	Non-CCT	4 (29)		[34,39,42,45]
Targeted outcomesc
	Single-task gait speed	13 (93)		[19,34-36,38-44,46,47]
	Cognitive-motor dual-task gait speed	7 (50)		[19,38,40-44]
	Functional mobility	6 (43)		[19,20,34,36,40]
	Static balance (one-leg stance test)	3 (21)		[20,34,37,45]
	Overall balance ability (balance scales)	3 (21)		[34,41,46]

^aN/A: not applicable.

^bCCT: computerized cognitive training.

^cThe percentages sum to more than 100% as individual studies may report multiple outcomes.