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. 2018 Oct 29;8(2):e1532763. doi: 10.1080/2162402X.2018.1532763

Table 1.

Assessment of therapeutic synergism using the FTV calculation method. The expected FTV (i.e., the product of FTV values for monotherapies (ONCOS-102 or Pembrolizumab)) of the combination therapy (ONCOS-102 plus Pembrolizumab) is divided by the observed FTV of the combination, yielding a ratio that indicates the nature of the interaction (> 1 indicates synergy and < 1 indicates a less than additive effect). FTV foreach experimental group is obtained by dividing the mean tumor volume of the experimental group (ONCOS-102 or Pembrolizumab) by the mean tumor volume of the control group (mock).

Day FTV for monotherapy
ONCOS-102 + Pembro 200 μg
ONCOS-102 + Pembro 400 μg
Pembro 200 μg Pembro 400 μg ONCOS-102 Expected FTV Observed FTV Ratio
(Expected/
Observed)
Expected FTV Observed FTV Ratio
(Expected/
Observed)
26 0,95 0,87 0,88 0,83 0,76 1,1 0,77 0,87 0,88
37 0,91 1,26 0,68 0,62 0,42 1,47 0,86 0,40 2,14