Table 2.

Relative factors that influenced the increased expectation for treatment after HRV-BF

Variable	Coefficient β	SE	Wald	P-value	OR	95%CI
Age	-0.03	0.04	0.6	0.44	0.97	0.89-1.05
Sex, female	-0.96	0.84	1.3	0.26	0.39	0.74-1.99
Resonant frequency	0.36	0.6	0.35	0.55	1.43	0.44-4.66
Awareness of a feeling of comfort	2.52	0.96	6.9	0.009	12.4	1.90-81.5
J-ZBI	-0.02	0.03	0.39	0.53	0.98	0.92-1.05
LF (day 0, before resonant breathing )	-0.01	0.01	1.07	0.3	0.99	0.98-1.00
LF (day 0, after resonant breathing)	0	0.01	0.07	0.79	1	0.99-1.01

SE standard error, OR odds ratio, CI confidence interval, J-ZBI Japanese version of the Zarit Caregiver Burden Interview, HRV heart rate variability, BF biofeedback