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. Author manuscript; available in PMC: 2013 May 31.
Published in final edited form as: Dev Psychopathol. 2008 Summer;20(3):1003–1021. doi: 10.1017/S0954579408000473

Table 4. Caregiver Stress Effects on PM Cortisol Levels (Transformed).

Effect Estimate t p
Fixed effects
 Intercept 5.102 92.171 0.000
 Caregiver stress (M1–M2) −0.171 −0.626 0.531
 Caregiver stress (M3–M12) −0.033 −0.227 0.821
 Caregiver stress (M1–M2) × RFC −0.253 −0.554 0.580
 Caregiver stress (M3–M12) × RFC 0.103 0.396 0.692
Random effects
 Intercept 0.773 11.440 0.000
 Slope 0.821 8.052 0.000
 Cor(intercept, slope) −0.891 −7.659 0.000
 TFC M6–M12 residual SD shrinkage 0.880 2.769 0.006
 Residual SD 1.082 46.061 0.000

Note. M1–M12 = monthly assessments 1–12. RFC = regular foster care comparison group.