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. Author manuscript; available in PMC: 2013 Mar 1.
Published in final edited form as: Value Health. 2011 Dec 15;15(2):249–254. doi: 10.1016/j.jval.2011.09.008

Table 3.

Utility and Depression Free Days Regression Estimates

Dependent Variable SF-12
Utility
Depression Free
Days
Independent Variables Estimated
Coefficient
(P-value)
Estimated
Coefficient
(P-value)
PS* OLS PS* OLS
(Constant) .710
(.000)
.715
(.000)
−12.62
(.688)
−22.89
(.469)
Age −.001
(.068)
−.001
(.089)
.64
(.102)
0.48
(.217)
Male .002
(.888)
.004
(.762)
−5.89
(.489)
−9.93
(.245)
# of Diabetes Complications −.019
(.000)
−.018
(.000)
−16.92
(.000)
−18.87
(.000)
# Economic Stressors −.012
(.000)
−.012
(.000)
−12.57
(.000)
−13.51
(.000)
Chronic Disease Score .000
(.902)
.000
(.788)
.11
(.921)
−0.37
(.741)
Time .003
(.603)
.003
(.597)
19.25
(.000)
19.15
(.000)
Time Squared .000
(.700)
.000
(.696)
−.03
(.870)
−0.02
(.883)
MDDP Treatment .048
(.000)
.053
(.000)
42.98
(.000)
32.57
(.000)
Propensity Score .033
(.157)
−68.26
(.000)
*

Propensity score regression estimated using predicted logistic probability of treatment assignment as a correction for observed confounding based on baseline predictors (see text).