Anastasios Tsiatis Tsiatis, A. A., & Davidian, M. (2022, September 18). Group sequential methods for interim monitoring of randomized clinical trials with time-lagged outcome. STATISTICS IN MEDICINE, Vol. 9. https://doi.org/10.1002/sim.9580 Joffe, S., Babiker, A., Ellenberg, S. S., Fix, A., Griffin, M. R., Hunsberger, S., … Whitley, R. (2021). [Review of Data and Safety Monitoring of COVID-19 Vaccine Clinical Trials]. JOURNAL OF INFECTIOUS DISEASES, 224(12), 1995–2000. https://doi.org/10.1093/infdis/jiab263 Tsiatis, A. A., & Davidian, M. (2021, August 13). Estimating vaccine efficacy over time after a randomized study is unblinded. BIOMETRICS, Vol. 8. https://doi.org/10.1111/biom.13509 Tsiatis, A. A., Davidian, M., & Holloway, S. T. (2021, December 17). Estimation of the odds ratio in a proportional odds model with censored time-lagged outcome in a randomized clinical trial. BIOMETRICS, Vol. 12. https://doi.org/10.1111/biom.13603 Tsiatis, A. A., & Davidian, M. (2021, August 22). Rejoinder: Estimating vaccine efficacy over time after a randomized study is unblinded. BIOMETRICS, Vol. 8. https://doi.org/10.1111/biom.13539 Cools, F., Johnson, D., Camm, A. J., Bassand, J.-P., Verheugt, F. W. A., Yang, S., … Kakkar, A. K. (2021, July 23). Risks associated with discontinuation of oral anticoagulation in newly diagnosed patients with atrial fibrillation: Results from the GARFIELD-AF Registry. JOURNAL OF THROMBOSIS AND HAEMOSTASIS, Vol. 7. https://doi.org/10.1111/jth.15415 Kim, K. M., & Tsiatis, A. A. (2020). [Review of Independent increments in group sequential tests: a review]. SORT-STATISTICS AND OPERATIONS RESEARCH TRANSACTIONS, 44(2), 223–264. https://doi.org/10.2436/20.8080.02.101 Ruppert, A. S., Yin, J., Davidian, M., Tsiatis, A. A., Byrd, J. C., Woyach, J. A., & Mandrekar, S. J. (2019). [Review of Application of a sequential multiple assignment randomized trial (SMART) design in older patients with chronic lymphocytic leukemia]. ANNALS OF ONCOLOGY, 30(4), 542–550. https://doi.org/10.1093/annonc/mdz053 Tsiatis, A. A., Davidian, M., Holloway, S. T., & Laber, E. B. (2019). Dynamic Treatment Regimes. https://doi.org/10.1201/9780429192692 Triolo, T. M., Fouts, A., Pyle, L., Yu, L., Gottlieb, P. A., Steck, A. K., … Zambrano, Y. (2019). Identical and Nonidentical Twins: Risk and Factors Involved in Development of Islet Autoimmunity and Type 1 Diabetes. DIABETES CARE, 42(2), 192–199. https://doi.org/10.2337/dc18-0288 Zhang, Y., Laber, E. B., Davidian, M., & Tsiatis, A. A. (2018). Interpretable Dynamic Treatment Regimes. JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 113(524), 1541–1549. https://doi.org/10.1080/01621459.2017.1345743 Yang, S., Tsiatis, A. A., & Blazing, M. (2018). Modeling survival distribution as a function of time to treatment discontinuation: A dynamic treatment regime approach. BIOMETRICS, 74(3), 900–909. https://doi.org/10.1111/biom.12845 Hager, R., Tsiatis, A. A., & Davidian, M. (2018). Optimal two-stage dynamic treatment regimes from a classification perspective with censored survival data. BIOMETRICS, 74(4), 1180–1192. https://doi.org/10.1111/biom.12894 Greenbaum, C., Atkinson, M., Baidal, D., Battaglia, M., Bingley, P., Bosi, E., … Moore, W. (2017). Effect of oral insulin on prevention of diabetes in relatives of patients with type 1 diabetes a randomized clinical trial. Journal of the American Medical Association, 318(19), 1891–1902. Bai, X., Tsiatis, A., Lu, W., & Song, R. (2017). Optimal treatment regimes for survival endpoints using locally-efficient doubly-robust estimator from a classification perspective. Lifetime Data Analysis, 23(4), 585–604. https://doi.org/10.1007/s10985-016-9376-x Vock, D. M., Durheim, M. T., Tsuang, W. M., Copeland, C. A. F., Tsiatis, A. A., Davidian, M., … Palmer, S. M. (2017). Survival benefit of lung transplantation in the modern era of lung allocation. Annals of the American Thoracic Society, 14(2), 172–181. Bai, X., & Tsiatis, A. A. (2016). A log rank type test in observational survival studies with stratified sampling. LIFETIME DATA ANALYSIS, 22(2), 280–298. https://doi.org/10.1007/s10985-015-9331-2 Zhang, B., Tsiatis, A. A., Davidian, M., Zhang, M., & Laber, E. (2016). Estimating optimal treatment regimes from a classification perspective (vol 1, pg 103, 2012). STAT, Vol. 5, pp. 278–278. https://doi.org/10.1002/sta4.124 Milanzi, E., Molenberghs, G., Alonso, A., Kenward, M. G., Tsiatis, A. A., Davidian, M., & Verbeke, G. (2015). Estimation After a Group Sequential Trial. STATISTICS IN BIOSCIENCES, 7(2), 187–205. https://doi.org/10.1007/s12561-014-9112-6 Zhang, Y., Laber, E. B., Tsiatis, A., & Davidian, M. (2015). Using Decision Lists to Construct Interpretable and Parsimonious Treatment Regimes. BIOMETRICS, 71(4), 895–904. https://doi.org/10.1111/biom.12354 Laber, E. B., Zhao, Y.-Q., Regh, T., Davidian, M., Tsiatis, A., Stanford, J. B., … Kosorok, M. R. (2015). Using pilot data to size a two-arm randomized trial to find a nearly optimal personalized treatment strategy. Statistics in Medicine, 35(8), 1245–1256. https://doi.org/10.1002/SIM.6783 Laber, E. B., Tsiatis, A. A., Davidian, M., & Holloway, S. T. (2014, September). Combining Biomarkers to Optimize Patient Treatment Recommendations Discussions. BIOMETRICS, Vol. 70, pp. 707–710. https://doi.org/10.1111/biom.12187 Molenberghs, G., Kenward, M. G., Aerts, M., Verbeke, G., Tsiatis, A. A., Davidian, M., & Rizopoulos, D. (2014). On random sample size, ignorability, ancillarity, completeness, separability, and degeneracy: Sequential trials, random sample sizes, and missing data. STATISTICAL METHODS IN MEDICAL RESEARCH, 23(1), 11–41. https://doi.org/10.1177/0962280212445801 Schulte, P. J., Tsiatis, A. A., Laber, E. B., & Davidian, M. (2014). Q- and A-Learning Methods for Estimating Optimal Dynamic Treatment Regimes. STATISTICAL SCIENCE, 29(4), 640–661. https://doi.org/10.1214/13-sts450 Vock, D. M., Tsiatis, A. A., Davidian, M., Laber, E. B., Tsuang, W. M., Copeland, C. A. F., & Palmer, S. M. (2013). Assessing the Causal Effect of Organ Transplantation on the Distribution of Residual Lifetime. BIOMETRICS, 69(4), 820–829. https://doi.org/10.1111/biom.12084 Bai, X., Tsiatis, A. A., & Sean M. O'Brien. (2013). Doubly-Robust Estimators of Treatment-Specific Survival Distributions in Observational Studies with Stratified Sampling. BIOMETRICS, 69(4), 830–839. https://doi.org/10.1111/biom.12076 Daniel, R. M., & Tsiatis, A. A. (2013). Efficient estimation of the distribution of time to composite endpoint when some endpoints are only partially observed. LIFETIME DATA ANALYSIS, 19(4), 513–546. https://doi.org/10.1007/s10985-013-9261-9 Zhang, B., Tsiatis, A. A., Laber, E. B., & Davidian, M. (2013). Robust estimation of optimal dynamic treatment regimes for sequential treatment decisions. BIOMETRIKA, 100(3), 681–694. https://doi.org/10.1093/biomet/ast014 Zhang, B., Tsiatis, A. A., Laber, E. B., & Davidian, M. (2012). A Robust Method for Estimating Optimal Treatment Regimes. BIOMETRICS, 68(4), 1010–1018. https://doi.org/10.1111/j.1541-0420.2012.01763.x Zhang, B., Tsiatis, A. A., Davidian, M., Zhang, M., & Laber, E. (2012). Estimating optimal treatment regimes from a classification perspective. Stat, 1(1), 103–114. https://doi.org/10.1002/sta.411 Vock, D. M., Davidian, M., Tsiatis, A. A., & Muir, A. J. (2012). Mixed model analysis of censored longitudinal data with flexible random-effects density. BIOSTATISTICS, 13(1), 61–73. https://doi.org/10.1093/biostatistics/kxr026 Tsiatis, A. A., & Davidian, M. (2011). Connections between survey calibration estimators and semiparametric models for incomplete data discussion. International Statistical Review, 79(2), 221–223. Tsiatis, A. A., Davidian, M., & Cao, W. (2011). Improved Doubly Robust Estimation When Data Are Monotonely Coarsened, with Application to Longitudinal Studies with Dropout. BIOMETRICS, 67(2), 536–545. https://doi.org/10.1111/j.1541-0420.2010.01476.x Zhang, M., Tsiatis, A. A., Davidian, M., Pieper, K. S., & Mahaffey, K. W. (2011). Inference on treatment effects from a randomized clinical trial in the presence of premature treatment discontinuation: the SYNERGY trial. BIOSTATISTICS, 12(2), 258–269. https://doi.org/10.1093/biostatistics/kxq054 Lu, X., & Tsiatis, A. A. (2011). Semiparametric estimation of treatment effect with time-lagged response in the presence of informative censoring. LIFETIME DATA ANALYSIS, 17(4), 566–593. https://doi.org/10.1007/s10985-011-9199-8 Brinkley, J., Tsiatis, A., & Anstrom, K. J. (2010). A Generalized Estimator of the Attributable Benefit of an Optimal Treatment Regime. BIOMETRICS, 66(2), 512–522. https://doi.org/10.1111/j.1541-0420.2009.01282.x Lu, K., Jiang, L., & Tsiatis, A. A. (2010). Multiple Imputation Approaches for the Analysis of Dichotomized Responses in Longitudinal Studies with Missing Data. BIOMETRICS, 66(4), 1202–1208. https://doi.org/10.1111/j.1541-0420.2010.01405.x Cao, W., Tsiatis, A. A., & Davidian, M. (2009). Improving efficiency and robustness of the doubly robust estimator for a population mean with incomplete data. BIOMETRIKA, 96(3), 723–734. https://doi.org/10.1093/biomet/asp033 Tsiatis, A. A., Davidian, M., Zhang, M., & Lu, X. (2008, October 15). Covariate adjustment for two-sample treatment comparisons in randomized clinical trials: A principled yet flexible approach. STATISTICS IN MEDICINE, Vol. 27, pp. 4658–4677. https://doi.org/10.1002/sim.3113 Nelson, C. L., Sun, J. L., Tsiatis, A. A., & Mark, D. B. (2008). Empirical estimation of life expectancy from large clinical trials: Use of left-truncated, right-censored survival analysis methodology. STATISTICS IN MEDICINE, 27(26), 5525–5555. https://doi.org/10.1002/sim.3355 Zhang, M., Tsiatis, A. A., & Davidian, M. (2008). Improving efficiency of inferences in randomized clinical trials using auxiliary covariates. BIOMETRICS, 64(3), 707–715. https://doi.org/10.1111/j.1541-0420.2007.00976.x Lu, X., & Tsiatis, A. A. (2008). Improving the efficiency of the log-rank test using auxiliary covariates. BIOMETRIKA, 95(3), 679–694. https://doi.org/10.1093/biomet/asn003 Lokhnygina, Y., & Tsiatis, A. A. (2008). Optimal two-stage group-sequential designs. JOURNAL OF STATISTICAL PLANNING AND INFERENCE, 138(2), 489–499. https://doi.org/10.1016/j.jspi.2007.06.011 Mark, D. B., Anstrom, K. J., Sun, J. L., Clapp-Channing, N. E., Tsiatis, A. A., Davidson-Ray, L., … Bardy, G. H. (2008). Quality of life with defibrillator therapy or amiodarone in heart failure. NEW ENGLAND JOURNAL OF MEDICINE, 359(10), 999–1008. https://doi.org/10.1056/NEJMoa0706719 Banerjee, A., & Tsiatis, A. A. (2006). Adaptive two-stage designs in phase II clinical trials. STATISTICS IN MEDICINE, 25(19), 3382–3395. https://doi.org/10.1002/sim.2501 Mark, D. B., Nelson, C. L., Anstrom, K. J., Al-Khatib, S. M., Tsiatis, A. A., Cowper, P. A., … Bardy, G. H. (2006). Cost-effectiveness of defibrillator therapy or amiodarone in chronic stable heart failure - Results from the Sudden Cardiac Death in Heart Failure Trial (SCD-HeFT). CIRCULATION, 114(2), 135–142. https://doi.org/10.1161/circulationaha.105.581884 Tsiatis, A. A. (2006, October 15). Information-based monitoring of clinical trials. STATISTICS IN MEDICINE, Vol. 25, pp. 3236–3244. https://doi.org/10.1002/sim.2625 Ma, Y. Y., & Tsiatis, A. A. (2006). On closed form semiparametric estimators for measurement error models. Statistica Sinica, 16(1), 183–193. Wahed, A. S., & Tsiatis, A. A. (2006). Semiparametric efficient estimation of survival distributions in two-stage randomisation designs in clinical trials with censored data. BIOMETRIKA, 93(1), 163–177. https://doi.org/10.1093/biomet/93.1.163 Tsiatis, A. A. (2006). Semiparametric theory and missing data. New York: Springer. Lu, W. B., & Tsiatis, A. A. (2006). Semiparametric transformation models for the case-cohort study. BIOMETRIKA, 93(1), 207–214. https://doi.org/10.1093/biomet/93.1.207 Lu, K. F., & Tsiatis, A. A. (2005). Comparison between two partial likelihood approaches for the competing risks model with missing cause of failure. LIFETIME DATA ANALYSIS, 11(1), 29–40. https://doi.org/10.1007/s10985-004-5638-0 Reed, S. D., Anstrom, K. J., Bakhai, A., Briggs, A. H., Califf, R. M., Cohen, D. J., … Schulman, K. A. (2005). Conducting economic evaluations alongside multinational clinical trials: Toward a research consensus. AMERICAN HEART JOURNAL, 149(3), 434–443. https://doi.org/10.1016/j.ahj.2004.11.001 Ma, Y. Y., Genton, M. G., & Tsiatis, A. A. (2005). Locally efficient semiparametric estimators for generalized skew-elliptical distributions. JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 100(471), 980–989. https://doi.org/10.1198/016214505000000079 Allen, A. S., Satten, G. A., & Tsiatis, A. A. (2005). Locally-efficient robust estimation of haplotype-disease association in family-based studies. BIOMETRIKA, 92(3), 559–571. https://doi.org/10.1093/biomet/92.3.559 Davidian, M., Tsiatis, A. A., & Leon, S. (2005). Semiparametric estimation of treatment effect in a pretest-posttest study with missing data. Statistical Science, 20(3), 261–282. Gao, G. Z., & Tsiatis, A. A. (2005). Semiparametric estimators for the regression coefficients in the linear transformation competing risks model with missing cause of failure. BIOMETRIKA, 92(4), 875–891. https://doi.org/10.1093/biomet/92.4.875 Johnson, B. A., & Tsiatis, A. A. (2005). Semiparametric inference in observational duration-response studies, with duration possibly right-censored. BIOMETRIKA, 92(3), 605–618. https://doi.org/10.1093/biomet/92.3.605 Tsiatis, A. A., & Davidian, M. (2005, December). Statistical issues arising in the Women's Health Initiative - Discussion. BIOMETRICS, Vol. 61, pp. 933–935. https://doi.org/10.1111/j.0006-341X.2005.454_9.x Pieper, K. S., Tsiatis, A. A., Davidian, M., Hasselblad, V., Kleiman, N. S., Boersma, E., … Harrington, R. A. (2004). Differential Treatment Benefit of Platelet Glycoprotein IIb/IIIa Inhibition With Percutaneous Coronary Intervention Versus Medical Therapy for Acute Coronary Syndromes. Circulation, 109(5), 641–646. https://doi.org/10.1161/01.cir.0000112570.97220.89 Johnson, B. A., & Tsiatis, A. A. (2004). Estimating mean response as a function of treatment duration in an observational study, where duration may be informatively censored. BIOMETRICS, 60(2), 315–323. https://doi.org/10.1111/j.0006-341X.2004.00175.x Tsiatis, A. A., & Davidian, M. (2004). Joint modeling of longitudinal and time-to-event data: An overview. Statistica Sinica, 14(3), 809–834. Tsiatis, A. A., & Ma, Y. Y. (2004). Locally efficient semiparametric estimators for functional measurement error models. Biometrika, 91(4), 835–848. Bodnar, L. M., Davidian, M., Siega-Riz, A. M., & Tsiatis, A. A. (2004). Marginal structural models for analyzing causal effects of time-dependent treatments: An application in perinatal epidemiology. AMERICAN JOURNAL OF EPIDEMIOLOGY, 159(10), 926–934. https://doi.org/10.1093/aje/kwh131 Rebeiz, A. G., Dery, J. P., Tsiatis, A. A., JC O'Shea, Johnson, B. A., Hellkamp, A. S., … Tcheng, J. E. (2004). Optimal duration of eptifibatide infusion in percutaneous coronary intervention (an ESPRIT Substudy). AMERICAN JOURNAL OF CARDIOLOGY, 94(7), 926–929. https://doi.org/10.1016/j.amjcard.2004.06.030 Wahed, A. S., & Tsiatis, A. A. (2004). Optimal estimator for the survival distribution and related quantities for treatment policies in two-stage randomization designs in clinical trials. BIOMETRICS, 60(1), 124–133. https://doi.org/10.1111/j.0006-341X.2004.00160.x Sachdev, M., Sun, J. L., & Tsiatis, A. A. (2004). The prognostic importance of comorbidity for mortality in patients with stable coronary artery disease. ACC Current Journal Review, 13(4), 11–12. https://doi.org/10.1016/j.accreview.2004.03.077 Sachdev, M., Sun, J. L., Tsiatis, A. A., Nelson, C. L., Mark, D. B., & Jollis, J. G. (2004). The prognostic importance of comorbidity for mortality in patients with stable coronary artery disease. Journal of the American College of Cardiology, 43(4), 576–582. https://doi.org/10.1016/j.jacc.2003.10.031 Tsiatis, A. A., & Mehta, C. (2003). On the inefficiency of the adaptive design for monitoring clinical trials. BIOMETRIKA, 90(2), 367–378. https://doi.org/10.1093/biomet/90.2.367 Leon, S., Tsiatis, A. A., & Davidian, M. (2003). Semiparametric estimation of treatment effect in a pretest-posttest study. BIOMETRICS, 59(4), 1046–1055. https://doi.org/10.1111/j.0006-341X.2003.00120.x Song, X., Davidian, M., & Tsiatis, A. A. (2002). A semiparametric likelihood approach to joint modeling of longitudinal and time-to-event data. BIOMETRICS, 58(4), 742–753. https://doi.org/10.1111/j.0006-341X.2002.00742.x Song, X. A., Davidian, M., & Tsiatis, A. A. (2002). An estimator for the proportional hazards model with multiple longitudinal covariates measured with error. Biostatistics (Oxford, England), 3(4), 511–528. Skyler, J. S., Brown, D., Chase, H. P., Collier, E., Cowie, C., Eisenbarth, G. S., … al. (2002). Effects of insulin in relatives of patients with type 1 diabetes mellitus. New England Journal of Medicine, 346(22), 1685–1691. Lunceford, J. K., Davidian, M., & Tsiatis, A. A. (2002). Estimation of survival distributions of treatment policies in two-stage randomization designs in clinical trials. BIOMETRICS, 58(1), 48–57. https://doi.org/10.1111/j.0006-341X.2002.00048.x Bang, H., & Tsiatis, A. A. (2002). Median regression with censored cost data. BIOMETRICS, 58(3), 643–649. https://doi.org/10.1111/j.0006-341X.2002.00643.x Tsiatis, A. A., Davidian, M., & Mcneney, B. (2002). Multiple imputation methods for testing treatment differences in survival distributions with missing cause of failure. Biometrika, 89(1), 238–244. Tsiatis, A. A., & Davidian, M. (2001). A semiparametric estimator for the proportional hazards model with longitudinal covariates measured with error. BIOMETRIKA, 88(2), 447–458. https://doi.org/10.1093/biomet/88.2.447 Chen, P. Y., & Tsiatis, A. A. (2001). Causal inference on the difference of the restricted mean lifetime between two groups. BIOMETRICS, 57(4), 1030–1038. https://doi.org/10.1111/j.0006-341X.2001.01030.x Betensky, R. A., Rabinowitz, D., & Tsiatis, A. A. (2001). Computationally simple accelerated failure time regression for interval censored data. BIOMETRIKA, 88(3), 703–711. https://doi.org/10.1093/biomet/88.3.703 Yang, L., & Tsiatis, A. A. (2001). Efficiency study of estimators for a treatment effect in a pretest-posttest trial. AMERICAN STATISTICIAN, 55(4), 314–321. https://doi.org/10.1198/000313001753272466 Mehta, C. R., & Tsiatis, A. A. (2001). Flexible sample size considerations using information-based interim monitoring. DRUG INFORMATION JOURNAL, 35(4), 1095–1112. https://doi.org/10.1177/009286150103500407 Pampallona, S., Tsiatis, A., & Kim, K. (2001). Interim monitoring of group sequential trials using spending functions for the type I and type II error probabilities. DRUG INFORMATION JOURNAL, 35(4), 1113–1121. https://doi.org/10.1177/009286150103500408 Lu, K. F., & Tsiatis, A. A. (2001). Multiple imputation methods for estimating regression coefficients in the competing risks model with missing cause of failure. BIOMETRICS, 57(4), 1191–1197. https://doi.org/10.1111/j.0006-341X.2001.01191.x Zhao, H. W., & Tsiatis, A. A. (2001). Testing equality of survival functions of quality-adjusted lifetime. BIOMETRICS, 57(3), 861–867. https://doi.org/10.1111/j.0006-341X.2001.00861.x Murray, S., & Tsiatis, A. A. (2001). Using auxiliary time-dependent covariates to recover information in nonparametric testing with censored data. LIFETIME DATA ANALYSIS, 7(2), 125–141. https://doi.org/10.1023/A:1011392622173 Anstrom, K. J., & Tsiatis, A. A. (2001). Utilizing propensity scores to estimate causal treatment effects with censored time-lagged data. BIOMETRICS, 57(4), 1207–1218. https://doi.org/10.1111/j.0006-341X.2001.01207.x Mark, D. B., Harrington, R. A., Lincoff, A. M., Califf, R. M., Nelson, C. L., Tsiatis, A. A., … Topol, E. J. (2000). Cost-effectiveness of platelet glycoprotein IIb/IIIa inhibition with eptifibatide in patients with non-ST-elevation acute coronary syndromes. CIRCULATION, 101(4), 366–371. https://doi.org/10.1161/01.cir.101.4.366 Bang, H., & Tsiatis, A. A. (2000). Estimating medical costs with censored data. BIOMETRIKA, 87(2), 329–343. https://doi.org/10.1093/biomet/87.2.329 Tsiatis, A. A. (2000, April). Estimating the distribution of quality-adjusted life with censored data. AMERICAN HEART JOURNAL, Vol. 139, pp. S177–S181. https://doi.org/10.1016/S0002-8703(00)90068-1 Babiker, A., Bartlett, J., Breckenridge, A., Collins, G., Coombs, R., Cooper, D., … al. (2000). Human immunodeficiency virus type 1 RNA level and CD4 count as prognostic markers and surrogate end points: A meta-analysis. AIDS Research and Human Retroviruses, 16(12), 1123–1133. Fine, J. P., & Tsiatis, A. A. (2000). Testing for differences in survival with delayed ascertainment. BIOMETRICS, 56(1), 145–153. https://doi.org/10.1111/j.0006-341X.2000.00145.x Rabinowitz, D., Betensky, R. A., & Tsiatis, A. A. (2000). Using conditional logistic regression to fit proportional odds models to interval censored data. BIOMETRICS, 56(2), 511–518. https://doi.org/10.1111/j.0006-341X.2000.00511.x Zhao, H. W., & Tsiatis, A. A. (1999). Efficient estimation of the distribution of quality-adjusted survival time. BIOMETRICS, 55(4), 1101–1107. https://doi.org/10.1111/j.0006-341X.1999.01101.x Hu, P., Tsiatis, A. A., & Davidian, M. (1998). Estimating the parameters in the Cox model when covariate variables are measured with error. BIOMETRICS, 54(4), 1407–1419. https://doi.org/10.2307/2533667 Scharfstein, D. O., Tsiatis, A. A., & Gilbert, P. B. (1998). Semiparametric efficient estimation in the generalized odds-rate class of regression models for right-censored time-to-event data. Lifetime Data Analysis, 4(4), 355–391. https://doi.org/10.1023/A:1009634103154 Scharfstein, D. O., & Tsiatis, A. A. (1998). Use of simulation and bootstrap in information-based group sequential studies. Statistics in Medicine, 17(1), 75–87. https://doi.org/10.1002/(SICI)1097-0258(19980115)17:1<75::AID-SIM731>3.0.CO;2-N Zhao, H. W., & Tsiatis, A. A. (1997). A consistent estimator for the distribution of quality adjusted survival time. BIOMETRIKA, 84(2), 339–348. https://doi.org/10.1093/biomet/84.2.339 Wulfsohn, M. S., & Tsiatis, A. A. (1997). A joint model for survival and longitudinal data measured with error. BIOMETRICS, 53(1), 330–339. https://doi.org/10.2307/2533118 Scharfstein, D. O., Tsiatis, A. A., & Robins, J. M. (1997). Semiparametric efficiency and its implication on the design and analysis of group-sequential studies. JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 92(440), 1342–1350. https://doi.org/10.2307/2965404