Table 1.

Subject characteristics and total number of subjects per group, assessments and MRI technique (mean ± S.D.).

	PT (n = 18)	CT (n = 18)	p-values
Age	64.0 ± 4.3	61.8 ± 3.3	0.20
Gender (M/F)	5/13	8/10	0.31
IQ	117.5 ± 9.9	121.6 ± 8.0	0.18
MoCA	27.8 ± 1.5	27.9 ± 1.4	0.82
TICS-M	30.7 ± 2.0	29.4 ± 2.2	0.08
VO2 Max	19.3 ± 3.3	20.7 ± 5.0	0.29
Participants (n)
Cognitive exams	18	18
Physical exams	18	18
pCASL MRI	18	13
HC BOLD MRI	14	12

PT, Physical Training; CT, Cognitive Training; IQ, Intelligence Quotient; MoCA, Montreal Cognitive Assessment; TICS-M, Telephone Interview of Cognitive Status-Modified; pCASL MRI, pseudo Continuous Arterial Spin Labeling MRI; HC BOLD MRI, Hypercapnia Blood Oxygenated Level Dependent MRI. There was no difference between participants' demographic, p > 0.05.