Table 3.

Effect of change in $V{\text{O}}_{2\text{peak}}$ on MoCA score and association with MCI

	MoCA score			MCI
	Mean (SD)	Unadjusted B (95% CI)	Adjusteda B (95% CI)	Number of cases (%)	Unadjusted OR (95% CI)	Adjusteda OR (95% CI)
Change in $V{\text{O}}_{2\text{peak}}$ (1 MET)b	-	0.50 (0.29, 0.71)	0.46 (0.25, 0.67)	-	0.72 (0.62, 0.83)	0.73 (0.63, 0.85)
Stable	24.8 (3.19)	Ref.	Ref.	161 (30.6)	Ref.	Ref.
Decreased	24.1 (3.71)	− 0.73 (− 1.23, − 0.23)	− 0.64 (− 1.15, − 0.14)	96 (38.1)	1.40 (1.02, 1.91)	1.35 (0.98, 1.87)
Increased	25.1 (2.89)	0.24 (− 0.67, 1.16)	0.24 (− 0.68, 1.15)	13 (22.8)	0.67 (0.35, 1.28)	0.70 (0.36, 1.34)

B unstandardized beta coefficient, CI confidence interval, MCI mild cognitive impairment, MET metabolic equivalent of task, MoCA Montreal Cognitive Assessment scale, OR odds ratio, Ref. reference, SD standard deviation, VO_2peak peak oxygen uptake

^aAdjusted for sex, cohabitation status, self-reported memory problems at baseline, and intervention group

^bAdditionally adjusted for VO_2peak at baseline