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Table 5 Comparison of PK parameters between Chinese, Caucasian and Japanese patients

From: A phase I study of ridaforolimus in adult Chinese patients with advanced solid tumors

PK parameters

Chinese

Caucasian

Japanese

Single dose

AUC0-24 (ng.hr/ml)a

1846 (1361, 2503)

992(801, 1230)

1,470 (914, 2,360)

Cmax (ng/ml)a

210 (150, 295)

112(84.6, 148)

187 (115, 304)

Tmax (hr)b

4.03 (2.00, 7.97)

2.79(1.42, 9.78)

4.00 (4.00, 8.00)

t1/2 (hr)

52.9 (40.2, 65.6)c

42.0(17.7)d

55.8 (50.95, 60.65)c

Multiple dose

AUC0-24 (ng.hr/ml)

2014 (1485, 2731)

1882(1630, 2180)

2,120 (1,320, 3,410)

Cmax (ng/ml)

167 (119, 234)

160(136, 188)

188 (116, 306)

Tmax (hr)

4.00 (0.00, 6.00)

--

4.04 (4.00, 8.15)

Accumulation ratioe

AUC0-24

1.3(1.0, 1.6)

1.90(1.63, 2.21)

1.44 (1.05, 1.99)

Cmax

1.1(0.8, 1.4)

1.43(1.22, 1.68)

1.01 (0.674, 1.50)

  1. aGeometric mean (95% confidence interval), bMedian (min, max), cHarmonic mean (jack-knife SD), dHarmonic mean (pseudo SD), eGeometric mean ratio (90% confidence interval).