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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Stat Biopharm Res. 2014 May 27;6(2):185–197. doi: 10.1080/19466315.2014.906365

Table 6.

MTD Recommendation and in-trial allocation for scheme V

Group 1
Group 2
d1 d2 d3 d4 d5 d6 d1 d2 d3 d4 d5 d6
Scenario A
Group 1 Group 2
Ratio of N1/N2 = 20/12
Ri(dk) .07 .23 .31 .35 .45 .57 .07 .23 .31 .35 .45 .57
Prop (di) 17 42 26 13 2 0 21 41 31 6 1 0
Prop (pts) 24 27 28 16 5 0 17 40 33 8 1 0
Ratio of N1/N2 = 16/16
Prop (di) 20 35 28 15 3 0 20 45 28 7 1 0
Prop (pts) 25 24 28 17 6 0 18 40 31 9 1 0
Scenario B
Ratio of N1/N2 = 20/12
Ri(dk) .08 .20 .35 .50 .70 .80 .01 .05 .18 .40 .55 .70
Prop (di) 19 51 28 2 0 0 1 23 68 8 0 0
Prop (pts) 25 35 31 9 5 0 4 33 57 5 0 0
Ratio of N1/N2 = 16/16
Prop (di) 19 49 29 4 0 0 0 18 74 8 0 0
Prop (pts) 26 31 31 10 2 0 3 30 61 7 0 0
Scenario C
Ratio of N1/N2 = 20/12
Ri(dk) .02 .19 .31 .45 .51 .63 .03 .05 .11 .21 .39 .50
Prop (di) 9 47 39 5 0 0 0 11 60 27 2 0
Prop (pts) 17 32 37 12 3 0 2 21 60 16 0 0
Ratio of N1/N2 = 16/16
Prop (di) 12 42 38 8 1 0 0 8 56 34 3 0
18 29 37 14 3 0 2 17 58 20 2 0