Table 4.

Multivariable linear regression analysis.

	SSQ				FMS
	β-coefficient	Standard error	P	95% CI	β-coefficient	Standard error	P	95% CI
Sex	− 3.43	11.69	0.770	− 26.80, 19.95	1.25	1.19	0.297	− 1.12, 3.63
Smoking	− 31.29	12.70	0.017	− 56.68, − 5.91	− 2.60	1.29	0.049	− 5.18, − 0.02
Age	− 0.27	0.50	0.592	− 1.26, 0.72	0.09	0.05	0.074	− 0.01, 0.19
Baseline SSQ	− 0.02	0.19	0.928	− 0.41, 0.37	0.01	0.02	0.601	− 0.03, 0.05
NRS	0.29	0.23	0.210	− 0.17, 0.75	− 0.03	0.02	0.176	− 0.08, 0.01
PSS-10	− 1.67	1.33	0.212	− 4.33, 0.98	0.25	0.14	0.067	− 0.02, 0.52
PANAS—total	1.58	0.52	0.004	0.53, 2.62	0.12	0.05	0.033	0.01, 0.22
LF/HF	− 0.98	2.44	0.691	− 5.86, 3.91	− 0.13	0.25	0.604	− 0.63, 0.37
EKG IBI	0.03	0.03	0.370	− 0.04, 0.09	0.00	0.00	0.390	0.00, 0.01
Near point of accommodation	1.72	1.89	0.366	− 2.06, 5.51	0.12	0.19	0.539	− 0.27, 0.50
Near point of convergence	− 2.67	1.67	0.115	− 6.01, 0.67	− 0.29	0.17	0.093	− 0.63, 0.05
Inter-blink interval	− 0.58	0.32	0.079	− 1.23, 0.07	− 0.05	0.03	0.172	− 0.11, 0.02

Explanatory variables with a p-value below 0.10 in correlation analyses were included in multivariate linear regression analyses.

SSQ Simulator Sickness Questionnaire, FMS Fast Motion sickness Scale, CI confidence interval, NRS Numeric Rating Scale, PSS-10 Perceived Stress Scale, PANAS Positive and Negative Affect Schedule, LF low frequency band, HF high frequency band, IBI inter-beat interval.