Table 2.

Cross-sectional associations between HRV (1 SD decrease) and cognitive functioning (odds of lowest quintile)

	Memory		AH4-I		Mill Hill		Phonemic		Semantic
	OR	95% CI	OR	95% CI	OR	95% CI	OR	95%CI	OR	95%CI
HRV measures – phase 5 1
SDNN	1.08	0.97–1.20	1.03	0.93–1.14	1.03	0.94–1.14	1.15	1.04–1.26	1.07	0.97–1.18
HF	1.03	0.93–1.14	1.00	0.91–1.11	1.00	0.91–1.10	1.09	0.99–1.20	1.05	0.95–1.16
LF	1.14	1.02–1.26	1.08	0.98–1.20	1.10	1.00–1.21	1.15	1.04–1.26	1.11	1.01–1.23
HRV measures – phase 7 2
SDNN	0.95	0.87–1.05	0.93	0.85–1.02	0.98	0.90–1.07	1.00	0.92–1.10	1.12	1.02–1.24
HF	0.94	0.86–1.03	0.87	0.80–0.95	0.97	0.89–1.06	0.97	0.89–1.07	1.04	0.94–1.14
LF	0.95	0.87–1.05	0.95	0.87–1.05	1.03	0.94–1.12	1.01	0.92–1.10	1.14	1.04–1.25

OR are adjusted for age, sex and highest educational attainment.

¹n = 3,029 (2,162 men, 847 women).

²n = 3,569 (2,605 men, 964 women).