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. Author manuscript; available in PMC: 2020 Sep 1.
Published in final edited form as: Am J Geriatr Psychiatry. 2019 Apr 11;27(9):895–907. doi: 10.1016/j.jagp.2019.04.002

Table 3:

Linear Regression Analysis (Backward Selection): Significant Correlates of Physical Composite score (df = 92)

B SE t p η2
Intercept −1.33 1.93 −0.69
Age 0.04 0.02 −2.46 0.02 0.10
Physical well-being (SF-36) 0.04 0.01 3.70 <0.001 0.11
Mental well-being (SF-36) 0.03 0.01 2.36 0.02 0.07
Resilience (CDRS) 0.05 0.02 2.20 0.03 0.04

Cronbach’s alpha of Physical Composite Score = 0.85 with 95% CI [0.8 ,0.91]

Omega of Physical Composite Score =0.87

Spearman’s r between SPPB & TUG: −0.7559 with p-value < 0.0001.

F(df = 4,92) = 10.9, p < 0.001. Adjusted R2 of model = 0.29

Abbreviations:

CDRS = Connor-Davidson resilience scale

SF-36 = Short Form – 36-item scale