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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Psychol Aging. 2013 Dec;28(4):10.1037/a0034000. doi: 10.1037/a0034000

Table 3.

NA Model 3: Age, Global Perceived Stress, & Exposure
NA Model 4: Age, Global Perceived Stress, & Severity
Variable Estimate SE Variable Estimate SE
Fixed Effects Fixed Effects
Intercept 1.2914 0.1571** Intercept 1.2244 0.1509**
Age −0.01411 0.00504** Age −0.01417 0.004982**
Previous NA (WP) −0.1529 0.01711** Previous NA (WP) −0.1722 0.01683**
Stressor (BP) 0.8381 1.0327 Severity (BP) 0.4143 0.2878
Recent Stressor (WP) 1.4697 0.9958** Global Perceived Stress (GPS) 0.06395 0.0159**
Previous Stressor (WP) 0.2905 0.06201** Recent Severity (WP) 0.6366 0.03655**
Recent Stressor X Age −0.00828 0.005318 Previous Severity (WP) 0.1344 0.0241**
Previous Stress X Age 0.001345 0.003216 Recent Severity X Age −0.00121 0.001922
Global Perceived Stress (GPS) 0.06578 0.01594** Previous Severity X Age 0.000102 0.001197
Recent Stressor X GPS 0.04823 0.01698** Recent Severity X GPS 0.01257 0.006178*
Previous Stressor X GPS 0.02705 0.01037** Previous Severity X GPS 0.006653 0.00384


Variance Components Variance Components
          Between person           Between person
Intercept 1.6169 0.1773** Intercept 1.5737 0.173**
cov(Int, Stressor) −0.06468 0.1352 cov(Int, Severity) −0.06624 0.0467
Stressor 0.4438 0.1813** Severity 0.03935 0.02209*
cov(Int, Previous NA) −0.04189 0.02241 cov(Int, Previous NA) −0.03962 0.0217
cov(Stressor, Previous NA) 0.02156 0.02051 cov(Severity, Previous NA) 0.005543 0.007464
Previous NA 0.01473 0.00428** Previous NA 0.004866 0.004277
          Within person           Within person
Intercept 0.3257 0.0327** Intercept 0.3611 0.03265**
cov(Int, Stressor) 0.1609 0.08441 cov(Int, Severity) 0.02635 0.03024
Stressor 2.0747 0.2724** Severity 0.2536 0.03649**
Residual 1.6555 0.03677** cov(Int, Previous NA) 0.000487 0.01214
cov(Severity, Previous NA) 0.007615 0.015
Previous NA 0.04615 0.009678**
Residual 1.5346 0.03616**
*

p < .05.

**

p < .01.

Note: Between person (BP) refers to Level 3 (i.e., persons); within person (WP) refers to Levels 2 (i.e., days) and 1 (moments).