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. Author manuscript; available in PMC: 2015 Mar 17.
Published in final edited form as: J Clin Trials. 2014 Mar 17;4:1000161. doi: 10.4172/2167-0870.1000161

Table 2.

Analysis of changes in stress and HQoL

Unconditioned model Conditioned model
Estimate SE p-value Estimate SE p-value
Stress
Intercept 2.98 0.66 <0.001 −2.29 1.13 0.063
Time 0.09 0.16 0.584 0.2 0.13 0.171
Group 1.98 0.89 0.028 2.41 0.93 0.011
Time by group −0.33 0.22 0.135 −0.38 0.18 0.041
State anxiety 0.12 0.02 <0.001
AIC 574.1 553.5*
HQoL
Intercept 71.86 8.85 <0.001 114.95 18.5 <0.001
Time 5.62 2.95 0.077 4.56 2.72 0.116
Group −12.12 11.78 0.307 −16.24 12.38 0.193
Time by group 6.09 3.93 0.125 6.67 3.62 0.069
Stress −0.34 1.52 0.825
State anxiety −0.96 0.4 0.019
AIC 1197.9 1188.60*

HQoL = Health-related quality of life; AIC = Akaike information criterion

*

Significant decrease in AIC in conditioned model compared to the unconditioned model