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. Author manuscript; available in PMC: 2019 Nov 27.
Published in final edited form as: Vet Comp Oncol. 2013 Oct 24;14(1):67–80. doi: 10.1111/vco.12068

Table 2.

Results of the univariate analysis with respect to overall survival (OS) and time to progression (TTP).

OS TTP
VARIABLE exp(coef)ŧ P value exp(coef)ŧ P value
Age 1.1113 0.142 1.0159 0.833
Gender 0.8126 0.516 1.3302 0.420
Weight 1.0098 0.413 1.0007 0.956
Clinical signs 1.9885 0.036* 1.7104 0.106
Hypercalcemia 1.8522 0.149 1.4900 0.342
Metastasis (Lymph node) 3.0245 0.001* 3.8686 <0.001*
Side 1.2767 0.594 1.5037 0.453
Size 1.2984 <0.001* 1.2378 0.007*
Lymph node extirpation 3.0245 0.001* 3.8686 <0.001*
Complications 3.4844 <0.001* 11.5647 <0.001*
Chemotherapy 0.7415 0.324 1.0163 0.960
Start days 1.0027 0.933 1.0368 0.251
No of treatments 0.6078 0.193 0.9033 0.783
Toxicity 0.7175 0.485 0.7421 0.501
Dose Reductions 0.6356 0.416 0.6615 0.448
Progression 2.8555 0.004* NA NA
Local progression 0.4651 0.047* 0.4782 0.034*
Lymph node progression 1.1806 0.690 1.2625 0.520
Pulmonary progression 1.3102 0.539 1.7632 0.187
Progression elsewhere 2.1453 0.306 1.5109 0.579
Treatment for progression 0.4043 0.020* 1.1461 0.697
ŧ

Exponential (coefficient) is defined as the multiplied relative risk of an event (death or progression) occurring for a unit change in the variable.

*

Statistically significant P= <0.05