Table 3.

Model with lagged time-varying predictors and person level predictors of momentary sexual motivation

Predictors of sexual motivation	Estimate	SE	95% Confidence interval	p value
Fixed effects Intercept	1.14	0.58	− 0.00 to 2.30	.045
Lagged sexual motivationa (inertia)	0.75	0.16	0.13 to 0.76	< .001
Lagged negative affecta	− 0.28	0.30	− 0.87 to 0.31	.35
Lagged positive affecta	0.03	0.02	− 0.01 to 0.07	.11
Age	0.01	0.01	− 0.01 to 0.02	.44
Gender (female = 0; male = 1)	0.35	0.14	0.07 to 0.64	.016
Relationship duration	– 0.01	0.01	− 0.03 to 0.00	.07
Depressive symptoms	− 0.00	0.02	− 0.04 to 0.03	.83
Anxiety	− 0.00	0.02	− 0.06 to 0.06	.99
Sexual frequency	0.19	0.03	0.13 to 0.26	< .001
SES	0.06	0.02	0.02 to 0.10	.002
SIS1	− 0.01	0.03	− 0.08 to 0.06	.83
SIS2	− 0.05	0.03	− 0.11 to 0.01	.07
Lagged negative affect*SES	0.03	0.01	0.01 to 0.05	.025
Lagged negative affect*SIS1	− 0.02	0.02	− 0.06 to 0.01	.15
Lagged negative affect*SIS2	0.01	0.02	− 0.02 to 0.05	.36
Lagged sexual motivation*SES	− 0.01	0.01	− 0.03 to 0.00	.17
Lagged sexual motivation*SIS1	− 0.03	0.02	− 0.07 to − 0.01	.008
Lagged sexual motivation*SIS2	0.03	0.01	− 0.00 to 0.05	.15
Lagged sexual motivation*Lagged negative affect	−0.09	0.04	− 0.16 to − 0.02	.013
Random effects (variance) Residual variance		0.695
Random intercepts (variance in subject means of sexual motivation)		0.450
Random slopes (lagged sexual motivation)		0.040
Random slopes (lagged negative affect)		0.007
ICC empty model		0.48
Number of subjects/N observations used		129/5223

Bold values are statistically significant (p < .05)

^aTo assess the cross-level interactions between person-level variables and time-varying variables, the latter have been person mean centered (Hamaker & Grasman, 2015)