참고문헌
- Anderson, K. M. (2006). Optimal spending functions for asymmetric group sequential designs, Biometrical Journal, 48, 1-9.
- Armitage, P., McPherson, C. K. and Rowe, B. C. (1969). Repeated significance test on accumulating data, Journal of the Royal Statistical Society, Series A, 132, 235-244. https://doi.org/10.2307/2343787
- Barber, S. and Jennison, C. (2002). Optimal asymmetric one-sided group sequential tests, Biometrika, 89, 49-60. https://doi.org/10.1093/biomet/89.1.49
- Chang, M. N., Therneau, T. M., Wieand, H. S. and Cha, S. S. (1987). Designs for group sequential phase II clinical trials, Biometrics, 43, 865-874. https://doi.org/10.2307/2531540
- Chang, M. N., Hwang, I. K. and Shih, W. J. (1998). Group sequential designs using both type I and type II error probability spending functions, Communications in Statistics - Theory and Methods, 27, 1323-1339. https://doi.org/10.1080/03610929808832161
- Fleming, T. R. (1982). One-sample multiple testing procedure for phase II clinical trials, Biometrica, 38, 143-151. https://doi.org/10.2307/2530297
- Hwang, I. K., Shih, W. J. and DeCani, J. S. (1990). Group sequential designs using a family of type I error probability spending functions, Statistics in Medicine, 9, 1439-1445. https://doi.org/10.1002/sim.4780091207
- Kim, K. and DeMets, D. L. (1987). Design and analysis of group sequential tests based on the type I error spending rate function, Biometrika, 74, 149-154. https://doi.org/10.1093/biomet/74.1.149
- Lan, K. K. G. and DeMets, D. L. (1983). Discrete sequential boundaries for clinical trials, Biometrika, 70, 659-663. https://doi.org/10.1093/biomet/70.3.659
- Lan, K. K. G. and DeMets, D. L. (1984). More flexible sequential and non sequential designs in long-term clinical trials, Communications in Statistics - Theory and Methods, 13, 2339-2353. https://doi.org/10.1080/03610928408828830
- O'Brien, P. C. and Fleming, T. R. (1979). A multiple testing procedure for clinical trials, Biometrics, 35, 549-556. https://doi.org/10.2307/2530245
- Pocock, S. J. (1977). Group sequential in design and analysis of clinical trials, Biometrica, 64, 191-199. https://doi.org/10.1093/biomet/64.2.191
- Schultz, J. R., Nichol, F. R., Elfring, G. L. and Weed, S. D. (1973). Multiple stage procedures for drug screening, Biometrics, 29, 293-300. https://doi.org/10.2307/2529393
- Selwyn, M. R. and Fish, S. M. (2004). Choice of alpha spending function and time points in clinical trials with one or two interim analysis, Pharmaceutical Statistics, 3, 193-203. https://doi.org/10.1002/pst.108
- Simon, R. (1988). Optimal two-stage designs for phase II clinical trials, Controlled Clinical Trials, 10, 1-10. https://doi.org/10.1016/0197-2456(89)90015-9