Impact of Physical Activity on Cognitive Decline, Dementia, and Its Subtypes: Meta-Analysis of Prospective Studies

Table 2

Posterior summaries of the odds ratio, publication bias, heterogeneity, posterior probabilities, and estimated number of studies of physical activity on Alzheimer's disease with different sensitivity analysis.

Model	OR				PS	ENS		f-up
HPA	0.62	0.04	0.53	0.12	21	25	32057	147
	(0.49, 0.75)	(−0.94, 0.97)		(0.03, 0.32)		(22.41, 31.89)
MPA	0.71	0.04	0.54	0.04	12	17	15326	65.3
	(0.56, 0.89)	(−0.93, 0.94)		(0.00, 0.21)		(14.11, 23.14)
HPAm	0.61	0.03	0.52	0.11	19	23	28738	147
	(0.48, 0.75)	(−0.94, 0.95)		(0.02, 0.31)		(20.42, 29.87)
HPAf	0.64	−0.02	0.49	0.11	15	19	24847	135.9
	(0.49, 0.80)	(−0.95, 0.94)		(0.02, 0.36)		(16.43, 27.42)
	0.62	0.03	0.48	0.30	11	15	15140	104.3
	(0.40, 0.88)	(−0.96, 0.95)		(0.05, 0.99)		(12.28, 25.88)
	0.63	−0.00	0.50	0.07	10	14	16917	42.7
	(0.46, 0.80)	(−0.95, 0.94)		(0.00, 0.35)		(11.35, 23.33)
	0.64	0.07	0.45	0.17	10	14	24254	70.7
	(0.42, 0.86)	(−0.96, 0.94)		(0.01, 0.65)		(13.32, 22.37)
	0.60	0.06	0.55	0.19	11	16	7911	76.3
	(0.41, 0.83)	(−0.92, 0.95)		(0.00, 0.72)		(12.91, 21.99)

OR = odds ratio, = between-study variance, = publication bias, = posterior probability of publication bias, PS = number of published studies, ENS = estimated number of studies, HPA = high physical activity, MPA = moderate physical activity, m = males, f = females, = total sample size, and f-up = total follow-up time.