Vals and confidence bands for the cumulative hazard rate function and their small-sample properties. Scandinavian Journal of Statistics 14, 221?33. C AI , Z. AND S UN , Y. (2003). Local linear estimation for time-dependent coefficients in Coxs regression models. Scandinavian Journal of Statistics 30, 93?11. C HEN , Y. Q. 303?13.ANDC HENG , S. (2006). Linear life expectancy regression with censored data. Biometrika 93,C HEN , Y. Q. AND WANG , M. C. (2000). Analysis of accelerated hazards models. Journal of the American Statistical Association 95, 608?18. C HENG . S. C., W EI , L. J. AND Y ING , Z. (1997). Predicting survival probabilities with semiparametric transformation models. Journal of the American Statistical Association 92, 227?35. C OX , D. R. (1972). Regression models and life-tables (with discussion). Journal of the Royal Statistical Society, Series B 34, 187?20. C OX , D. R. (1975). Partial likelihood. Biometrika 62, 269?76. C OX , D. R. AND S NELL , E. J. (1968). A general definition of residuals (with discussion). Journal of the Royal Statistical Society, Series B 30, 248?75. G ILBERT, P. B., W EI , L. J., KOSOROK , M. R. AND C Chloroquine (diphosphate) molecular weight LEMENS , J. D. (2002). Simultaneous inferences on the contrast of two hazard functions with censored observations. Biometrics 58, 773?80. G RAY, R. J. (1992). Flexible methods for analyzing survival data using splines, with applications to breast cancer prognosis. Journal of the American Statistical Association 87, 942?51. H SIEH , F. (1996). A transformation model for two survival curves: an empirical process approach. Biometrika 83, 519?28.S. YANG AND R. L. P RENTICEKOOPERBERG , C., S TONE , C. J. AND T RUONG , Y. K. (1995). Hazard regression. Journal of the American Statistical Association 90, 78?4. L IN , D. Y., F LEMING , T. R. AND W EI , L. J. (1994). Confidence bands for survival curves under the proportional hazards model. Biometrika 81, 73?1. L IN , D. Y., W EI , L. J. AND Y ING , Z. (1993). Cynaroside manufacturer Checking the Cox model with cumulative sums of martingale-based residuals. Biometrika 80, 557?72. M ANSON , J. E., H SIA , J., J OHNSON , K. C., ROSSOUW, J. E., A SSAF, A. R., L ASSER , N. L., T REVISAN , M., B LACK , H. R., H ECKBERT, S. R., D ETRANO , R. and others (2003). Estrogen plus progestin and the risk of coronary heart disease. The New England Journal of Medicine 349, 523?34. NAIR , V. N. (1984). Confidence bands for survival functions with censored data: a comparative study. Technometrics 26, 265?75. P ENG , L.ANDH UANG , Y. (2007). Survival analysis with temporal covariate effects. Biometrika 94, 719?33.P RENTICE , R. L., L ANGER , R., S TEFANICK , M. L., H OWARD , B. V., P ETTINGER , M., A NDERSON , G., BARAD , D., C URB , J. D., KOTCHEN , J., K ULLER , L. and others (2005). Combined postmenopausal hormone therapy and cardiovascular disease: toward resolving the discrepancy between observational studies and the womens health initiative clinical trial. American Journal of Epidemiology 162, 404?14. T IAN , L., Z UCKER , D. AND W EI , L. J. (2005). On the Cox model with time-varying regression coefficients. Journal of the American statistical Association 100, 172?83. T ONG , X., Z HU , C. AND S UN , J. (2007). Semiparametric regression analysis of two-sample current status data, with applications to tumorigenicity experiments. The Canadian Journal of Statistics 35, 575?84. T SODIKOV, A. (2002). Semi-parametric models of long- and short-term survival: an application to the analysis of breast can.Vals and confidence bands for the cumulative hazard rate function and their small-sample properties. Scandinavian Journal of Statistics 14, 221?33. C AI , Z. AND S UN , Y. (2003). Local linear estimation for time-dependent coefficients in Coxs regression models. Scandinavian Journal of Statistics 30, 93?11. C HEN , Y. Q. 303?13.ANDC HENG , S. (2006). Linear life expectancy regression with censored data. Biometrika 93,C HEN , Y. Q. AND WANG , M. C. (2000). Analysis of accelerated hazards models. Journal of the American Statistical Association 95, 608?18. C HENG . S. C., W EI , L. J. AND Y ING , Z. (1997). Predicting survival probabilities with semiparametric transformation models. Journal of the American Statistical Association 92, 227?35. C OX , D. R. (1972). Regression models and life-tables (with discussion). Journal of the Royal Statistical Society, Series B 34, 187?20. C OX , D. R. (1975). Partial likelihood. Biometrika 62, 269?76. C OX , D. R. AND S NELL , E. J. (1968). A general definition of residuals (with discussion). Journal of the Royal Statistical Society, Series B 30, 248?75. G ILBERT, P. B., W EI , L. J., KOSOROK , M. R. AND C LEMENS , J. D. (2002). Simultaneous inferences on the contrast of two hazard functions with censored observations. Biometrics 58, 773?80. G RAY, R. J. (1992). Flexible methods for analyzing survival data using splines, with applications to breast cancer prognosis. Journal of the American Statistical Association 87, 942?51. H SIEH , F. (1996). A transformation model for two survival curves: an empirical process approach. Biometrika 83, 519?28.S. YANG AND R. L. P RENTICEKOOPERBERG , C., S TONE , C. J. AND T RUONG , Y. K. (1995). Hazard regression. Journal of the American Statistical Association 90, 78?4. L IN , D. Y., F LEMING , T. R. AND W EI , L. J. (1994). Confidence bands for survival curves under the proportional hazards model. Biometrika 81, 73?1. L IN , D. Y., W EI , L. J. AND Y ING , Z. (1993). Checking the Cox model with cumulative sums of martingale-based residuals. Biometrika 80, 557?72. M ANSON , J. E., H SIA , J., J OHNSON , K. C., ROSSOUW, J. E., A SSAF, A. R., L ASSER , N. L., T REVISAN , M., B LACK , H. R., H ECKBERT, S. R., D ETRANO , R. and others (2003). Estrogen plus progestin and the risk of coronary heart disease. The New England Journal of Medicine 349, 523?34. NAIR , V. N. (1984). Confidence bands for survival functions with censored data: a comparative study. Technometrics 26, 265?75. P ENG , L.ANDH UANG , Y. (2007). Survival analysis with temporal covariate effects. Biometrika 94, 719?33.P RENTICE , R. L., L ANGER , R., S TEFANICK , M. L., H OWARD , B. V., P ETTINGER , M., A NDERSON , G., BARAD , D., C URB , J. D., KOTCHEN , J., K ULLER , L. and others (2005). Combined postmenopausal hormone therapy and cardiovascular disease: toward resolving the discrepancy between observational studies and the womens health initiative clinical trial. American Journal of Epidemiology 162, 404?14. T IAN , L., Z UCKER , D. AND W EI , L. J. (2005). On the Cox model with time-varying regression coefficients. Journal of the American statistical Association 100, 172?83. T ONG , X., Z HU , C. AND S UN , J. (2007). Semiparametric regression analysis of two-sample current status data, with applications to tumorigenicity experiments. The Canadian Journal of Statistics 35, 575?84. T SODIKOV, A. (2002). Semi-parametric models of long- and short-term survival: an application to the analysis of breast can.