Table 2. Three-level Model Parameter Estimates Showing Differential Effects of Perceived Discrimination for African Americans and Whites.
Model 1 | Model 2 | Model 3 | ||||
---|---|---|---|---|---|---|
Fixed Effects | Estimate | SE | Estimate | SE | Estimate | SE |
Wake-up cortisol, π0 | ||||||
Average wake-up level, β00 | ||||||
Intercept, γ000 | 2.629*** | .064 | 2.626*** | .065 | 2.590*** | .069 |
Age, γ001 | .004 | .003 | .004 | .003 | .005 | .003 |
Gender, γ002 | .129 | .075 | .130 | .076 | .137 | .074 |
SES, γ003 | .066* | .034 | .067* | .034 | .059 | .033 |
Smoker, γ004 | −.078 | .140 | −.074 | .137 | −.065 | .134 |
Cort. medication, γ005 | .079 | .106 | .079 | .105 | .114 | .107 |
Other medication, γ006 | −.011 | .106 | −.110 | .106 | −.100 | .105 |
Race, γ007 | −.154* | .076 | −.148 | .080 | −.211** | .072 |
Discrimination, γ008 | -- | -- | −.006 | .033 | −.081 | .048 |
Discrimination*Race, γ009 | -- | -- | -- | -- | .205** | .073 |
Time since waking, π1 | ||||||
Average linear slope,β10 | ||||||
Intercept, γ100 | −.144*** | .011 | −.143*** | .011 | −.139*** | .011 |
Age, γ101 | .001* | .000 | .001* | .000 | .001* | .000 |
Gender, γ102 | −.000 | .006 | −.000 | .006 | −.001 | .006 |
SES, γ103 | −.005 | .003 | −.005 | .003 | −.004 | .003 |
Smoker, γ104 | .020* | .010 | .019 | .010 | .019 | .010 |
Cort. medication, γ105 | .005 | .012 | .005 | .010 | .002 | .011 |
Other medication, γ106 | .008 | .008 | .008 | .008 | .007 | .007 |
Race, γ107 | .034*** | .006 | .032*** | .008 | .038*** | .008 |
Discrimination, γ108 | -- | -- | .002 | .004 | .009* | .005 |
Discrimination*Race, γ109 | -- | -- | -- | -- | −.020** | .007 |
Time since waking squared, π2 | ||||||
Average curvature, β20 | ||||||
Intercept, γ200 | .0029*** | .0005 | .0029** | .0005 | .0029*** | .0005 |
Awakening response, π3 | ||||||
Average awakening response, β30 | ||||||
Intercept, γ300 | .389*** | .055 | .374*** | .060 | .386*** | .063 |
Age, γ301 | −.002 | .003 | −.002 | .003 | −.002 | .003 |
Gender, γ302 | .056 | .067 | .059 | .068 | .057 | .068 |
SES, γ303 | −.054 | .030 | −.053 | .030 | −.051 | .031 |
Smoker, γ304 | −.079 | .118 | −.062 | .126 | −.064 | .126 |
Cort. medication, γ305 | −.150 | .131 | −.150 | .128 | −.161 | .126 |
Other medication, γ306 | .244** | .079 | .245** | .078 | .242** | .078 |
Race, γ307 | .019 | .062 | .047 | .068 | .065 | .067 |
Discrimination, γ308 | -- | -- | −.028 | .033 | −.004 | .045 |
Discrimination*Race, γ309 | -- | -- | -- | -- | −.062 | .065 |
Waking time, β31 | −.049 | .038 | −.050 | .038 | −.050 | .038 |
Weekend day, β32 | −.143* | .060 | −.142* | .060 | −.142* | .060 |
< 15 minutes from waking, β33 | −.173 | .144 | −.182 | .147 | −.187 | .146 |
> 60 minutes from waking, β34 | −.269** | .078 | −.263** | .079 | −.261** | .079 |
p<.05
p<.01
p<.001.