Table 3.

Summary of main results

Focal predictor	Fixed effects
	sCort (logarithmized)		sAA (logarithmized)		Subjective stress
	Estimates (SE)	p	Estimates (SE)	p	Estimates (SE)	p
Contact (within days)	− 0.128 (0.050)	0.011*	0.017 (0.057)	0.759	0.896 (1.202)	0.456
Contact (across days)	− 0.097 (0.109)	0.373	− 0.376 (0.137)	0.007*	− 1.772 (4.259)	0.678
Contact (between participants)	− 0.371 (0.266)	0.170	0.288 (0.590)	0.628	− 11.756 (0.166)	0.166
Contact frequency (within days)	− 0.008 (0.009)	0.385	− 0.011 (0.011)	0.311	0.311 (0.243)	0.200
Contact frequency (across days)	0.022 (0.018)	0.225	− 0.074 (0.022)	0.001*	0.982 (0.697)	0.160
Contact frequency (between participants)	− 0.055 (0.039)	0.167	0.039 (0.088)	0.664	− 1.110 (1.394)	0.429
Contact quality (within days)	− 0.001 (0.001)	0.384	− 0.003 (0.002)	0.070	− 0.293 (0.040)	0.000*
Contact quality (across days)	− 0.006 (0.002)	0.013*	0.002 (0.003)	0.488	− 0.538 (0.079)	0.000*
Contact quality (between participants)	0.001 (0.005)	0.821	0.019 (0.010)	0.061	− 0.268 (0.174)	0.129
Perceived social support (within days)	0.001 (0.001)	0.558	0.000 (0.001)	0.971	− 0.130 (0.032)	0.000*
Perceived social support (across days)	− 0.005 (0.002)	0.025*	0.000 (0.003)	0.999	− 0.322 (0.075)	0.000*
Perceived social support (between participants)	− 0.003 (0.004)	0.500	0.008 (0.008)	0.293	− 0.094 (0.141)	0.508
Contact duration (within days)	0.000 (0.001)	0.689	0.001 (0.001)	0.519	− 0.051 (0.030)	0.089
Contact duration (across days)	− 0.003 (0.002)	0.086	− 0.000 (0.002)	0.892	− 0.153 (0.064)	0.017*
Contact duration (between participants)	− 0.003 (0.004)	0.359	− 0.003 (0.007)	0.729	0.166 (0.137)	0.230

Table depicts point estimates (standard errors for fixed effects in brackets) from multilevel models. For centering strategies, please see section “Statistical analyses”. Random effects and control variables are not reported because they are not of interest for the research question

*p < 0.05