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Volumn 14, Issue 6, 2015, Pages 433-447

Choice of estimand and analysis methods in diabetes trials with rescue medication

Author keywords

analyzing HbA1c; deterministic missing at random; estimand; multiple imputation; rescue medication

Indexed keywords

ANTIDIABETIC AGENT; DAPAGLIFLOZIN; GLUCOSE; HEMOGLOBIN A1C; PLACEBO; GLUCOSE BLOOD LEVEL;

EID: 84946575357     PISSN: 15391604     EISSN: 15391612     Source Type: Journal    
DOI: 10.1002/pst.1705     Document Type: Article
Times cited : (30)

References (64)
  • 1
    • 78651098651 scopus 로고    scopus 로고
    • Assessing methods for dealing with treatment switching in randomised controlled trials: A simulation study
    • Morden JP, Lambert PC, Latimer N, Abrams KR, Wailoo AJ,. Assessing methods for dealing with treatment switching in randomised controlled trials: a simulation study. BMC Medical Research Methodology 2011; 11 (1): 4.
    • (2011) BMC Medical Research Methodology , vol.11 , Issue.1 , pp. 4
    • Morden, J.P.1    Lambert, P.C.2    Latimer, N.3    Abrams, K.R.4    Wailoo, A.J.5
  • 2
    • 84863237618 scopus 로고    scopus 로고
    • Estimating treatment effects with treatment switching via semicompeting risks models: An application to a colorectal cancer study
    • Zeng D, Chen Q, Chen MH, Ibrahim JG,. Estimating treatment effects with treatment switching via semicompeting risks models: an application to a colorectal cancer study. Biometrika 2012; 99 (1): 167-184.
    • (2012) Biometrika , vol.99 , Issue.1 , pp. 167-184
    • Zeng, D.1    Chen, Q.2    Chen, M.H.3    Ibrahim, J.G.4
  • 3
    • 0037445416 scopus 로고    scopus 로고
    • Adjusting treatment comparisons to account for nonrandomized interventions: An example from an angina trial
    • White IR, Carpenter J, Pocock SJ, Henderson RA,. Adjusting treatment comparisons to account for nonrandomized interventions: an example from an angina trial. Statistics in Medicine 2003; 22 (5): 781-793.
    • (2003) Statistics in Medicine , vol.22 , Issue.5 , pp. 781-793
    • White, I.R.1    Carpenter, J.2    Pocock, S.J.3    Henderson, R.A.4
  • 4
    • 0035975955 scopus 로고    scopus 로고
    • Randomized clinical trials with added rescue medication: Some approaches to their analysis and interpretation
    • White IR, Bamias C, Hardy P, Pocock SJ, Warner J,. Randomized clinical trials with added rescue medication: some approaches to their analysis and interpretation. Statistics in Medicine 2001; 20 (20): 2995-3008.
    • (2001) Statistics in Medicine , vol.20 , Issue.20 , pp. 2995-3008
    • White, I.R.1    Bamias, C.2    Hardy, P.3    Pocock, S.J.4    Warner, J.5
  • 7
    • 75149180515 scopus 로고    scopus 로고
    • Standards of Medical Care in Diabetes - 2010
    • American Diabetes Association
    • American Diabetes Association,. Standards of Medical Care in Diabetes-2010. Diabetes Care 2010; 33: S1:S11-61.
    • (2010) Diabetes Care , vol.33 , pp. S1S11-S1S61
  • 8
    • 0032511583 scopus 로고    scopus 로고
    • Intensive blood-glucose control with sulphonylureas or insulin compared with conventional treatment and risk of complications in patients with type 2 diabetes (UKPDS 33)
    • Uk Prospective Diabetes Study Group
    • UK Prospective Diabetes Study Group,. Intensive blood-glucose control with sulphonylureas or insulin compared with conventional treatment and risk of complications in patients with type 2 diabetes (UKPDS 33). Lancet 1998; 352: 837-53.
    • (1998) Lancet , vol.352 , pp. 837-853
  • 9
    • 0027370108 scopus 로고
    • The effect of intensive treatment of diabetes on the development and progression of long-term complications in insulin-dependent diabetes mellitus
    • The Diabetes Control And Complications Trial Research Group
    • The Diabetes Control and Complications Trial Research Group,. The effect of intensive treatment of diabetes on the development and progression of long-term complications in insulin-dependent diabetes mellitus. New England Journal of Medicine 1993; 329 (14): 977-86.
    • (1993) New England Journal of Medicine , vol.329 , Issue.14 , pp. 977-986
  • 10
    • 84861089439 scopus 로고    scopus 로고
    • Drugs for type 2 diabetes mellitus: The imperative for cardiovascular outcome assessment
    • Gore MO, McGuire DK,. Drugs for type 2 diabetes mellitus: the imperative for cardiovascular outcome assessment. Diabetes and Vascular Disease Research 2012; 9 (2): 85-88.
    • (2012) Diabetes and Vascular Disease Research , vol.9 , Issue.2 , pp. 85-88
    • Gore, M.O.1    McGuire, D.K.2
  • 12
    • 84911395565 scopus 로고    scopus 로고
    • Linagliptin improved glycaemic control without weight gain or hypoglycaemia in patients with Type 2 diabetes inadequately controlled by a combination of metformin and pioglitazone: A 24-week randomized, doubleblind study
    • Bajaj M, Gilman R, Patel S, KempthorneRawson J, LewisD'Agostino D, Woerle HJ,. Linagliptin improved glycaemic control without weight gain or hypoglycaemia in patients with Type 2 diabetes inadequately controlled by a combination of metformin and pioglitazone: a 24-week randomized, doubleblind study. Diabetic Medicine 2014; 31 (12): 1505-1514. 10.1111/dme.12495.
    • (2014) Diabetic Medicine , vol.31 , Issue.12 , pp. 1505-1514
    • Bajaj, M.1    Gilman, R.2    Patel, S.3    KempthorneRawson, J.4    LewisD'Agostino, D.5    Woerle, H.J.6
  • 13
    • 84862813117 scopus 로고    scopus 로고
    • Initial combination of linagliptin and metformin improves glycaemic control in type 2 diabetes: A randomized, doubleblind, placebocontrolled study
    • Haak T, Meinicke T, Jones R, Weber S, Eynatten MV, Woerle HJ,. Initial combination of linagliptin and metformin improves glycaemic control in type 2 diabetes: a randomized, doubleblind, placebocontrolled study. Diabetes, Obesity and Metabolism 2012; 14 (6): 565-574.
    • (2012) Diabetes, Obesity and Metabolism , vol.14 , Issue.6 , pp. 565-574
    • Haak, T.1    Meinicke, T.2    Jones, R.3    Weber, S.4    Eynatten, M.V.5    Woerle, H.J.6
  • 14
    • 77957751894 scopus 로고    scopus 로고
    • Effect of vildagliptin as add-on therapy to a low-dose metformin
    • Filozof C, Schwartz S, Foley JE,. Effect of vildagliptin as add-on therapy to a low-dose metformin. World Journal of Diabetes 2010; 1 (1): 19-26.
    • (2010) World Journal of Diabetes , vol.1 , Issue.1 , pp. 19-26
    • Filozof, C.1    Schwartz, S.2    Foley, J.E.3
  • 15
    • 57649225147 scopus 로고    scopus 로고
    • Efficacy and safety of adding the dipeptidyl peptidase 4 inhibitor alogliptin to metformin therapy in patients with type 2 diabetes inadequately controlled with metformin monotherapy: A multicentre, randomised, doubleblind, placebo-controlled study
    • Nauck MA, Ellis GC, Fleck PR, Wilson CA, Mekki Q,. Efficacy and safety of adding the dipeptidyl peptidase 4 inhibitor alogliptin to metformin therapy in patients with type 2 diabetes inadequately controlled with metformin monotherapy: a multicentre, randomised, doubleblind, placebo-controlled study. International Journal of Clinical Practice 2009; 63 (1): 46-55.
    • (2009) International Journal of Clinical Practice , vol.63 , Issue.1 , pp. 46-55
    • Nauck, M.A.1    Ellis, G.C.2    Fleck, P.R.3    Wilson, C.A.4    Mekki, Q.5
  • 16
    • 59049104050 scopus 로고    scopus 로고
    • SERENADE: The study evaluating rimonabant efficacy in drug-naive diabetic patients effects of monotherapy with rimonabant, the first selective CB1 receptor antagonist, on glycemic control, body weight, and lipid profile in drug-naive type 2 diabetes
    • Rosenstock J, Hollander P, Chevalier S, Iranmanesh A,. SERENADE: the study evaluating rimonabant efficacy in drug-naive diabetic patients effects of monotherapy with rimonabant, the first selective CB1 receptor antagonist, on glycemic control, body weight, and lipid profile in drug-naive type 2 diabetes. Diabetes Care 2008; 31 (11): 2169-2176.
    • (2008) Diabetes Care , vol.31 , Issue.11 , pp. 2169-2176
    • Rosenstock, J.1    Hollander, P.2    Chevalier, S.3    Iranmanesh, A.4
  • 18
    • 84873960885 scopus 로고    scopus 로고
    • Dapagliflozin add-on to metformin in type 2 diabetes inadequately controlled with metformin: A randomized, double-blind, placebo-controlled 102-week trial
    • Bailey CJ, Gross JL, Hennicken D, Iqbal N, Mansfield TA, List JF,. Dapagliflozin add-on to metformin in type 2 diabetes inadequately controlled with metformin: a randomized, double-blind, placebo-controlled 102-week trial. BMC Medicine 2013; 11: 43.
    • (2013) BMC Medicine , vol.11 , pp. 43
    • Bailey, C.J.1    Gross, J.L.2    Hennicken, D.3    Iqbal, N.4    Mansfield, T.A.5    List, J.F.6
  • 24
    • 84946575478 scopus 로고    scopus 로고
    • Available at: (accessed 13 June 2014).
    • FDA NDA approval letter. Available at: http://www.accessdata.fda.gov/drugsatfda-docs/appletter/2014/202293Orig1s000ltr.pdf (accessed 13 June 2014).
    • FDA NDA Approval Letter
  • 25
    • 84946575478 scopus 로고    scopus 로고
    • Available at: (accessed 13 June 2014).
    • FDA NDA approval letter. Available at: http://www.accessdata.fda.gov/drugsatfda-docs/appletter/2013/204042Orig1s000ltr.pdf (accessed 13 June 2014).
    • FDA NDA Approval Letter
  • 27
    • 10644253180 scopus 로고    scopus 로고
    • Disappointing dichotomies
    • Senn S,. Disappointing dichotomies. Pharmaceutical Statistics 2003; 2 (4): 239-240.
    • (2003) Pharmaceutical Statistics , vol.2 , Issue.4 , pp. 239-240
    • Senn, S.1
  • 28
    • 84857231864 scopus 로고    scopus 로고
    • The prevention and treatment of missing data in clinical trials: An FDA perspective on the importance of dealing with it
    • O'Neill RT, Temple R,. The prevention and treatment of missing data in clinical trials: an FDA perspective on the importance of dealing with it. Clinical Pharmacology & Therapeutics 2012; 91 (3): 550-554.
    • (2012) Clinical Pharmacology & Therapeutics , vol.91 , Issue.3 , pp. 550-554
    • O'Neill, R.T.1    Temple, R.2
  • 29
    • 84868655035 scopus 로고    scopus 로고
    • A structured approach to choosing estimands and estimators in longitudinal clinical trials
    • Mallinckrodt CH, Lin Q, Lipkovich I, Molenberghs G,. A structured approach to choosing estimands and estimators in longitudinal clinical trials. Pharmaceutical Statistics 2012; 11: 456-461.
    • (2012) Pharmaceutical Statistics , vol.11 , pp. 456-461
    • Mallinckrodt, C.H.1    Lin, Q.2    Lipkovich, I.3    Molenberghs, G.4
  • 30
    • 0023741546 scopus 로고
    • Correcting for the bias caused by dropouts in hypertension trials
    • Murray GD, Findlay JG,. Correcting for the bias caused by dropouts in hypertension trials. Statistics in Medicine 1988; 7: 941-946.
    • (1988) Statistics in Medicine , vol.7 , pp. 941-946
    • Murray, G.D.1    Findlay, J.G.2
  • 31
    • 33845570296 scopus 로고    scopus 로고
    • Including multiple imputation in a sensitivity analysis for clinical trials with treatment failures
    • Shaffer ML, Chinchilli VM,. Including multiple imputation in a sensitivity analysis for clinical trials with treatment failures. Contemporary Clinical Trials 2007; 28: 130-137.
    • (2007) Contemporary Clinical Trials , vol.28 , pp. 130-137
    • Shaffer, M.L.1    Chinchilli, V.M.2
  • 34
    • 24344443708 scopus 로고    scopus 로고
    • Missing at random, likelihood ignorability and model completeness
    • Lu G, Copas JB,. Missing at random, likelihood ignorability and model completeness. The Annals of Statistics 2004; 32 (2): 754-765.
    • (2004) The Annals of Statistics , vol.32 , Issue.2 , pp. 754-765
    • Lu, G.1    Copas, J.B.2
  • 35
    • 84882243403 scopus 로고    scopus 로고
    • Handling of rescue and missing data affects synthesis and interpretation of evidence: The sodium-glucose cotransporter 2 inhibitor example
    • Stack CB, Localio AR, Griswold ME, Goodman SN, Mulrow CD,. Handling of rescue and missing data affects synthesis and interpretation of evidence: the sodium-glucose cotransporter 2 inhibitor example. Annals of Internal Medicine 2013; 159: 285-288.
    • (2013) Annals of Internal Medicine , vol.159 , pp. 285-288
    • Stack, C.B.1    Localio, A.R.2    Griswold, M.E.3    Goodman, S.N.4    Mulrow, C.D.5
  • 36
    • 46749122698 scopus 로고    scopus 로고
    • Sample size estimation for repeated measures analysis in randomized clinical trials with missing data
    • Lu K, Luo X, Chen PY,. Sample size estimation for repeated measures analysis in randomized clinical trials with missing data. The International Journal of Biostatistics 2008; 4 (1): 1-16.
    • (2008) The International Journal of Biostatistics , vol.4 , Issue.1 , pp. 1-16
    • Lu, K.1    Luo, X.2    Chen, P.Y.3
  • 37
    • 84892579021 scopus 로고    scopus 로고
    • Which individuals make dropout informative?
    • Geskus RB,. Which individuals make dropout informative? Statistical Methods in Medical Research 2014; 23 (1): 91-106.
    • (2014) Statistical Methods in Medical Research , vol.23 , Issue.1 , pp. 91-106
    • Geskus, R.B.1
  • 38
    • 47149084982 scopus 로고    scopus 로고
    • Recommendations for the primary analysis of continuous endpoints in longitudinal clinical trials
    • Mallinckrod CH, Lane PW, Schnell D, Peng Y, Mancuso JP,. Recommendations for the primary analysis of continuous endpoints in longitudinal clinical trials. Drug Information Journal 2008; 42 (4): 303-319.
    • (2008) Drug Information Journal , vol.42 , Issue.4 , pp. 303-319
    • Mallinckrod, C.H.1    Lane, P.W.2    Schnell, D.3    Peng, Y.4    Mancuso, J.P.5
  • 39
    • 0036399487 scopus 로고    scopus 로고
    • Comparison of alternative strategies for analysis of longitudinal trials with dropouts
    • Liu G, Gould AL,. Comparison of alternative strategies for analysis of longitudinal trials with dropouts. Journal of Biopharmaceutical Statistics 2002; 12 (2): 207-226.
    • (2002) Journal of Biopharmaceutical Statistics , vol.12 , Issue.2 , pp. 207-226
    • Liu, G.1    Gould, A.L.2
  • 42
  • 45
    • 2442736478 scopus 로고    scopus 로고
    • Small-sample degrees of freedom with multiple imputation
    • Barnard J, Rubin DB,. Small-sample degrees of freedom with multiple imputation. Biometrika 1999; 86 (4): 948-955.
    • (1999) Biometrika , vol.86 , Issue.4 , pp. 948-955
    • Barnard, J.1    Rubin, D.B.2
  • 46
    • 23044525261 scopus 로고    scopus 로고
    • Multiple imputation in practice: Comparison of software packages for regression models with missing variables
    • Horton NJ, Lipsitz SR,. Multiple imputation in practice: comparison of software packages for regression models with missing variables. American Statistics 2001; 55: 244-54.
    • (2001) American Statistics , vol.55 , pp. 244-254
    • Horton, N.J.1    Lipsitz, S.R.2
  • 48
    • 34548451124 scopus 로고    scopus 로고
    • How many imputations are really needed? Some practical clarifications of multiple imputation theory
    • Graham JW, Olchowski AE, Gilreath TD,. How many imputations are really needed? Some practical clarifications of multiple imputation theory. Prevention Science 2007; 8 (3): 206-213.
    • (2007) Prevention Science , vol.8 , Issue.3 , pp. 206-213
    • Graham, J.W.1    Olchowski, A.E.2    Gilreath, T.D.3
  • 49
    • 33845210459 scopus 로고    scopus 로고
    • Inferences on missing information under multiple imputation and two-stage multiple imputation
    • Harel O,. Inferences on missing information under multiple imputation and two-stage multiple imputation. Statistical Methodology 2007; 4 (1): 75-89.
    • (2007) Statistical Methodology , vol.4 , Issue.1 , pp. 75-89
    • Harel, O.1
  • 50
    • 54049109688 scopus 로고    scopus 로고
    • What improves with increased missing data imputations?
    • Bodner TE,. What improves with increased missing data imputations? Structural Equation Modeling 2008; 15 (4): 651-675.
    • (2008) Structural Equation Modeling , vol.15 , Issue.4 , pp. 651-675
    • Bodner, T.E.1
  • 51
    • 84901338470 scopus 로고    scopus 로고
    • Comparison of several multiple imputation strategies for repeated measures analysis of clinical scales: To truncate or not to?
    • Lipkovich I, Kadziola Z, Xu L, Sugihara T, Mallinckrodt CH,. Comparison of several multiple imputation strategies for repeated measures analysis of clinical scales: to truncate or not to? Journal of Biopharmaceutical Statistics 2014; 24 (4): 924-943.
    • (2014) Journal of Biopharmaceutical Statistics , vol.24 , Issue.4 , pp. 924-943
    • Lipkovich, I.1    Kadziola, Z.2    Xu, L.3    Sugihara, T.4    Mallinckrodt, C.H.5
  • 52
    • 0019300106 scopus 로고
    • A new approach to the analysis of clinical drug trials with withdrawals
    • Gould AL,. A new approach to the analysis of clinical drug trials with withdrawals. Biometrics 1980; 36: 721-727.
    • (1980) Biometrics , vol.36 , pp. 721-727
    • Gould, A.L.1
  • 54
    • 79952600996 scopus 로고    scopus 로고
    • Missing data handling in chronic pain trials
    • Kim Y,. Missing data handling in chronic pain trials. Journal of Biopharmaceutical Statistics 2011; 21 (2): 311-325.
    • (2011) Journal of Biopharmaceutical Statistics , vol.21 , Issue.2 , pp. 311-325
    • Kim, Y.1
  • 56
    • 0000273843 scopus 로고
    • Regression quantiles
    • Koenker R, Bassett G,. Regression quantiles. Econometrica 1978; 64 (1): 33-50.
    • (1978) Econometrica , vol.64 , Issue.1 , pp. 33-50
    • Koenker, R.1    Bassett, G.2
  • 58
    • 84878248309 scopus 로고    scopus 로고
    • Model-based meta-analysis of the HbA1c lowering effect of PF-04971729, a sodium glucose co-transporter-2 inhibitor (SGLT2i). Comparison with other SGLT2i and anti-diabetic agents (ADA)
    • A1015
    • Mandema JK, Sweeney S, Terra S, Sahasrabudhe V,. Model-based meta-analysis of the HbA1c lowering effect of PF-04971729, a sodium glucose co-transporter-2 inhibitor (SGLT2i). Comparison with other SGLT2i and anti-diabetic agents (ADA). Diabetes 2012; 61: S1: A1015.
    • (2012) Diabetes , vol.61 , pp. S1
    • Mandema, J.K.1    Sweeney, S.2    Terra, S.3    Sahasrabudhe, V.4
  • 59
    • 84887005678 scopus 로고    scopus 로고
    • Analysis of longitudinal trials with protocol deviation: A framework for relevant, accessible assumptions, and inference via multiple imputation
    • Carpenter JR, Roger JH, Kenward MG,. Analysis of longitudinal trials with protocol deviation: a framework for relevant, accessible assumptions, and inference via multiple imputation. Journal of Biopharmaceutical Statistics 2013; 23 (6): 1352-1371.
    • (2013) Journal of Biopharmaceutical Statistics , vol.23 , Issue.6 , pp. 1352-1371
    • Carpenter, J.R.1    Roger, J.H.2    Kenward, M.G.3
  • 61
    • 78650063436 scopus 로고    scopus 로고
    • Multiple imputation approaches for the analysis of dichotomized responses in longitudinal studies with missing data
    • Lu K, Jiang L, Tsiatis AA,. Multiple imputation approaches for the analysis of dichotomized responses in longitudinal studies with missing data. Biometrics 2010; 66 (4): 1202-1208.
    • (2010) Biometrics , vol.66 , Issue.4 , pp. 1202-1208
    • Lu, K.1    Jiang, L.2    Tsiatis, A.A.3
  • 62
    • 0000555875 scopus 로고    scopus 로고
    • Inference for imputation estimators
    • Robins JM, Wang N,. Inference for imputation estimators. Biometrika 2000; 87 (1): 113-124.
    • (2000) Biometrika , vol.87 , Issue.1 , pp. 113-124
    • Robins, J.M.1    Wang, N.2
  • 64
    • 47149117766 scopus 로고    scopus 로고
    • The impact of analytic method on interpretation of outcomes in longitudinal clinical trials
    • Prakash A, Risser RC, Mallinckrodt CH,. The impact of analytic method on interpretation of outcomes in longitudinal clinical trials. International Journal of Clinical Practice 2008; 62 (8): 1147-1158.
    • (2008) International Journal of Clinical Practice , vol.62 , Issue.8 , pp. 1147-1158
    • Prakash, A.1    Risser, R.C.2    Mallinckrodt, C.H.3


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