Table 5.

Assessment of Joint Influence of HRV and Resting Global and Regional CBF on Cognitive Scores

	Trails B	Digits backward	Stroop interference
Ln HF	−.15	.10a	.17
Ln HF with CBF	−.13	.12	.18
Ln HF with pHIP	−.15	.11	.17
Ln HF with PUT	−.15	.10a	.16
Ln HF with AMY	−.14	.12	.17
Ln HF with dPCC	−.15	.12	.16
Ln HF with HIP	−.13	.12	.17
Ln HF with STG1	−.14	.11	.18
Ln HF with STG2	−.15	.10a	.17

Note. Standardized beta weights from analyses adding CBF variables to HF (Caucasians n = 337).

^ap =.06. All other beta values are significant at p < .05 or better. No beta value for LnHF was significantly altered by the addition of CBF measures.