Table S2.

Characteristics of excluded studies

Andel et al1	The study examines the effect of mid-life, not late-life, physical activity on cognition.
Baker et al2	Participants were too young to meet the given inclusion criteria of this review.
Barnes et al3	Participants were too young to meet the given inclusion criteria of this review.
Brown et al4	The study contained too few participants and participants were too young to meet the given inclusion criteria of this review.
Chang et al5	Examines the effect of mid-life, not late-life, physical activity on cognition.
Colcombe et al6	The study contained too few participants and participants were too young to meet the given inclusion criteria of this review.
Devore et al7	Participants were too young to meet the given inclusion criteria of this review.
Etgen et al8	Participants were too young to meet the given inclusion criteria of this review.
Fabre et al9	The duration of the study was too short to meet the given inclusion criteria of this review.
Floel et al10	Participants were too young to meet the given inclusion criteria of this review.
Gillum et al11	The outcome measure was death; this does not meet the given inclusion criteria for this review.
Hassett et al12	Participants were patients who had suffered traumatic brain injury; this was an exclusion criterion for the review.
Kasai et al13	The study contained too few participants to meet the given inclusion criteria of this review.
Lautenschlager et al14	Participants were too young to meet the given inclusion criteria of this review.
Liu-Ambrose et al15	Participants were elderly patients who had specifically suffered falls; this was an exclusion criterion for the review.
McAuley et al16	The study contained too few participants and participants were too young to meet the given inclusion criteria of this review.
McAuley et al17	Outcome measures included social-relation capacity and well-being; this does not meet the given inclusion criteria for this review.
Netz et al18	Participants were too young to meet the given inclusion criteria of this review.
O’Dwyer et al19	The duration of the trial was too short to meet the given inclusion criteria of this review.
Ojofeitimi et al20	Participants were too young to meet the given inclusion criteria for this review.
Parekh et al21	Participants were patients with lung disease; this was an exclusion criterion for this review.
Rovio et al22	The study examines the effect of mid-life, not late-life, physical activity.
Rovio et al23	The study examines the effect of mid-life, not late-life, physical activity.
Scherder et al24	The duration of the trial was too short to meet the given inclusion criteria for this review.
Shubert et al25	The duration of the trial was too short to meet the given inclusion criteria for this review.
Vercambre et al26	Participants were patients specifically with vascular disease; this was an exclusion criterion for the review.
Verghese et al27	The study examines the effect of cognitive, not physical, leisure activities on late-life cognition.
Voelcker-Rehage et al28	The study contained too few participants to meet the given inclusion criteria for this review.
Weuve et al29	Participants were too young to meet the given inclusion criteria for this review.
Wolinsky et al30	The study examines the effect of cognitive, not physical, activities on late-life cognition.