Table 4.

Models predicting levels of positive emotion on the Caregiver Satisfaction and Positive Affect scales in caregivers living with the AD participant, Estimate (SE)

Variable	Satisfaction	Positive Affect
Intercept	14.12 (0.72)***	26.07 (1.08)***
Study time	0.19 (0.14)	−0.45 (0.20)*
Caregiver characteristics, fixed effects
Age (years)	0.04 (0.03)	−0.01 (0.04)
Gender: male	1.86 (0.53)***	−0.02 (0.69)
Race: black	−0.05 (0.61)	−0.04 (0.79)
Education (years)	−0.15 (0.09)	0.12 (0.12)
Kinship relationship: spouse	−0.69 (0.86)	0.64 (1.18)
Caregiver characteristics, slope
Age × study time	−0.00 (0.01)	−0.00 (0.01)
Gender × study time	0.01 (0.17)	0.78 (0.31)*
Education × study time	−0.01 (0.02)	−0.01 (0.04)
Race × study time	0.12 (0.21)	−0.03 (0.30)
Care-related stress characteristics
MMSE	0.07 (0.02)***	0.06 (0.03)
Katz Activities Scale	0.02 (0.06)	−0.01 (0.10)
Care provided/week (hours)	−0.00 (0.00)	0.00 (0.00)
Time providing care (years)	−0.02 (0.05)	0.13 (0.09)

Notes. Study time is a linear function of time, measuring change since baseline;

^*p <= .05;

^**p <= .01;

^***p <= .001.