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. 2009 Nov 3;3:31–43. doi: 10.2147/ppa.s4633

Table 7.

Cox regression likelihood ratio tests results

Disease state Model −2* log (L) Test statistic (reduced – full) p value
FM Full model 7197.040
Model excluding STR 7685.098 488.058 <0.0001
Model excluding SAR 7263.800 66.760 <0.0001
MDD Full model 12562.573
Model excluding STR 17330.680 4768.110 <0.0001
Model excluding SAR 12630.626 68.053 <0.0001
DPNP Full model 2940.973
Model excluding STR 2952.831 11.858 0.0006
Model excluding SAR 3037.452 96.479 <0.0001
GAD Full model 7387.324
Model excluding STR 8764.248 1376.920 <0.0001
Model excluding SAR 7458.218 70.894 <0.0001

Notes: Chi-square statistic with 1 degree of freedom. standardized therapeutic response is defined as the standardized scores of percent change in therapeutic response from baseline as measured by the primary efficacy outcome measure in each disease state. Standardized Adverse Reaction is defined as standardized scores of maximum event severity defined as highest event severity in first post-baseline visit for each patient.

Abbreviations: MDD, major depressive disorder; DPNP, diabetic peripheral neuropathic pain; FM, fibromyalgia; GAD, generalized anxiety disorder; STR, Standardized Therapeutic Response; SAR, Standardized Adverse Reaction.