Table 2.

Correlational analyses (R-squared values; bolded = p < 0.05) for multiple variables (weight, height, BMI, percentage body fat, lean mass to fat mass ratio, age, and extracellular/intracellular ratio (ECW/ICW) and each cognitive test within the combined, older, and younger groups.

Pattern Comparison	Weight	Height	BMI	Percentage Body Fat	Lean/Fat	Age	ECW/ICW
Combined Group	0.02	0.01	0.04	0.05	0.03	0.51	0.32
Older Group	<0.01	0.1	0.02	0.06	0.03	0.05	0.15
Younger Group	<0.01	<0.01	<0.01	<0.01	0.02	<0.01	<0.01
Picture Sequence Memory
Combined Group	0.01	0.01	<0.01	<0.01	<0.01	0.24	0.11
Older Group	0.01	0.16	0.01	0.07	0.03	0.13	0.05
Younger Group	<0.01	0.02	0.02	0.01	0.02	<0.01	0.01
Dimensional Change Card Sort
Combined Group	0.01	<0.01	0.02	0.05	0.05	0.3	0.24
Older Group	<0.01	0.06	0.01	0.02	<0.01	0.02	0.09
Younger Group	<0.01	<0.01	<0.01	0.01	<0.01	<0.01	0.01
Flanker Inhibitory Control and Attention
Combined Group	0.01	0.03	0.04	0.12	0.11	0.42	0.38
Older Group	0.01	0.08	<0.01	0.01	<0.01	0.05	0.24
Younger Group	<0.01	0.02	<0.01	0.08	0.04	0.02	0.04
List Sorting Working Memory
Combined Group	<0.01	<0.01	<0.01	0.01	<0.01	0.08	0.06
Older Group	0.04	0.02	0.03	<0.01	<0.01	0.02	0.04
Younger Group	<0.01	0.01	<0.01	<0.01	0.02	0.01	<0.01