Table 4. Multilevel models with various social interactions and wave predicting PA.

	No One		Partner		Family		Friends
N observations	15,189		10,284		15,189		15,189
N participants	188		124		188		188
	Estimate	SE	Estimate	SE	Estimate	SE	Estimate	SE
Fixed effects
Intercept	53.81***	4.55	55.62***	6.88	53.97***	4.62	54.73***	4.58
Momentary social interaction	-1.46***	0.30	1.91***	0.38	3.19***	0.41	3.43***	0.51
Wave 2	-1.82	1.33	-1.97	1.53	-2.23	1.33	-1.82	1.36
Wave 3	-0.54	1.00	0.57	1.14	-0.82	0.99	-0.33	1.03
Wave 4	-1.30	1.06	-0.30	1.20	-1.83	1.05	-1.47	1.07
Social interaction proportion	-2.32	2.75	1.28	3.14	-1.86	3.34	6.09	5.06
Control Variables
Age	4.63**	1.62	5.04*	2.14	4.78**	1.65	4.27**	1.64
Gender (male)	5.53*	2.50	5.10	2.96	5.22*	2.56	4.93	2.53
Race (white)	-1.96	3.20	-3.73	4.72	-3.96	3.26	-4.66	3.25
Living with spouse or partner	3.21	2.95	--	--	3.80	2.95	4.58	2.95
College	-3.76	2.68	-5.34	3.44	-2.64	2.74	-2.53	2.72
Working	3.75	2.79	6.29	3.42	3.70	2.85	3.18	2.84
Income 1 ($30,000–$59,999)	0.70	3.50	0.55	5.11	0.03	3.56	0.20	3.54
Income 2 ($60,000–$99,999)	0.81	4.17	0.12	5.34	0.63	4.26	1.51	4.23
Income 3 (> = $100,000)	1.26	4.09	1.85	5.08	1.13	4.18	1.24	4.16
Random effects
Intercept Var: wave:person	52.28		40.59		46.31		46.15
Slope Var: wave:person	8.60		9.27		30.80		14.65
Intercept Var: person	227.57		240.78		245.21		243.15
Slope Var: person	6.21		5.72		2.89		9.44
Residual Var	98.40		102.56		96.91		99.58
AIC	114845.57		78105.11		114676.19		114892.46
BIC	115013.40		78257.11		114844.01		115060.29
R2 conditional	0.76		0.75		0.77		0.76
R2 marginal	0.07		0.08		0.06		0.06

Note.

* p < .05

** p < .01

*** p < .001. Wald tests were conducted only on fixed effects. Var = variance.