. 2021 Jun 9;16(6):e0251451. doi: 10.1371/journal.pone.0251451

Table 5. Multilevel analyses for relationship measures (Study 2).

Intraclass correlations, fixed effects estimates, and significance tests for the manipulation and covariates. Comparison with results reported in Przybylski and Weinstein [12].

		Fixed effect level-2			Fixed effect level-1			Fixed effect level-1			Fixed effect level-1
		phone			covariate gender			covariate age^a			covariate positive affect^a
	ICC	b	t	p	b	t	p	b	t	p	b	t	p
Przybylski and Weinstein [12]. Study 1
Relationship quality	0.43–0.51	-0.99	3.08	0.004	-20	-0.61	0.55	-0.04	-0.03	0.12	0.80	2.99	< 0.001
Partner closeness	0.43–0.51	-0.39	-2.56	0.02	-0.00-	-0.06- -0.64	> 0.51	-0.00-	-0.06- -0.64	> 0.51	-0.00-	-0.06- -0.64	> 0.51
					-0.00-			-0.00-			-0.09
					-0.09			-0.09			-0.09
Przybylski and Weinstein [12]. Study 2
Relationship quality	0.39–0.47	-0.19	-2.29	0.03	0.01–0.09	0.13–1.28	> 0.20	0.01–0.09	0.13–1.28	> 0.20	0.01–0.09	0.13–1.28	> 0.20
Trust	0.39–0.47	-0.36	-3.76	< 0.001	0.02–0.13	-0.13–1.50	> 0.12	0.02–0.13	-0.13–1.50	> 0.12	0.02–0.13	-0.13–1.50	> 0.12
Partner empathy	0.39–0.47	-0.37	-3.60	0.002	-0.08	-0.29	0.77	0.04	1.92	0.06	0.21	1.55	0.13
Study 2 (this paper)—Triads
Relationship quality	0.10	0.10	0.69	0.494	0.40	2.70	0.008	0.00	0.03	0.980	0.74	6.77	< 0.001
Trust (subscale)	0.10	0.05	0.27	0.788	0.20	1.09	0.278	0.00	0.15	0.880	0.52	3.78	< 0.001
Additional items	0.12	0.20	1.06	0.295	0.33	1.94	0.054	-0.00	-0.15	0.881	0.98	8.06	< 0.001
relationship quality	0.12	0.20	1.06	0.295	0.33	1.94	0.054	-0.00	-0.15	0.881	0.98	8.06	< 0.001
Experience appreciation	0.14	-0.12	-0.74	0.465	0.38	2.24	0.026	-0.00	-0.05	0.961	0.72	5.71	< 0.001

Confidence intervals are reported in the S4 Table.

^aAge and positive affect are grand-mean centered.