Nag A, Martin SA, Mladsi D, Olayinka-Amao O, Purser M, Vekaria RM. The humanistic and economic burden of chronic idiopathic constipation in the USA: a systematic literature review. Clin Exp Gastroenterol. 2020 Jul 16;(13):255-65. doi: 10.2147/CEG.S239205
Boeri M, Myers K, Ervin C, Marren A, DiBonaventura M, Cappelleri JC, Hauber B, Rubin DT. Patient and physician preferences for ulcerative colitis treatments in the United States. Clin Exp Gastroenterol. 2019 Jun 11;12:263-78. doi: 10.2147/CEG.S206970
Fehnel S, Fiedorek FT, Nelson L, DiBenedetti D, Spence S, Carson RT. Development and psychometric evaluation of the Diabetic Gastroparesis Symptom Severity Diary. Clin Exp Gastroenterol. 2019 Feb 22;12:93-103. doi: 10.2147/CEG.S184016
Pajouheshnia R, van Smeden M, Peelen LM, Groenwold RHH. Variation in the measurement of predictors affects the discriminative ability and transportability of a prediction model. Presented at the Methods for Evaluation of Medical Prediction Models, Tests and Biomarkers (MEMTAB) 2018 Symposium; July 2, 2018. Utrecht, The Netherlands. [abstract] Diagn Progn Res. 2018 Jul 2; 2(Suppl 1):40. doi: 10.1186/s41512-018-0036-3
Damen JAAG, Debray TPA, Pajouheshnia R, Reitsma JB, Scholten RJPM, Moons KGM, Hooft L. Empirical evidence on the impact of study characteristics on the performance of prognostic models: a meta-epidemiological study. Presented at the Methods for Evaluation of Medical Prediction Models, Tests and Biomarkers (MEMTAB) 2018 Symposium; July 2, 2018. Utrecht, The Netherlands. [abstract] Diagn Progn Res. 2018 Jul 2; 2(Suppl 1):29-30. doi: 10.1186/s41512-018-0036-3
Pajouheshnia R, Schuster NA, Moons KGM, Rutten FH, Groenwold RHH, Peelen LM. Accounting for time-varying treatments when developing a prognostic model: a case study in patients treated with betablockers. Poster presented at the Methods for Evaluation of Medical Prediction Models, Tests and Biomarkers (MEMTAB) 2018 Symposium; July 2018. Utrecht, Netherlands. [abstract] Diagn Progn Res. 2018 Jul; 2(Supp1):28-9. doi: 10.1186/s41512-018-0036-3
Pajouheshnia R, Damen JAAG, Groenwold RHH, Moons KGM, Peelen LM. Treatment use in prognostic model research: a systematic review of cardiovascular prognostic studies. Diagn Progn Res. 2017 Sep 26;1:15. doi: 10.1186/s41512-017-0015-0
Heus P, Damen JAAG, Pajhouheshnia R, Scholten RJPM, Reitsma JM, Collins GS, Altman DG, Moons KGM, Hooft L. More than half of the TRIPOD items are inadequately reported in prediction modelling studies. Poster presented at the Methods for Evaluating Medical Tests and Biomarkers 2016 Symposium; July 19, 2016. Birmingham, UK. [abstract] Diagn Progn Res. 2017 Feb 16; 1(Suppl 1):27. doi: 10.1186/s41512-016-0001-y
Pajouheshnia R, Groenwold R, Moons K, Reitsma J, Peelen L. The effects of treatment use when externally validating a prediction model that did not include treatment as predictor. Presented at the Methods for Evaluating Medical Tests and Biomarkers 2016 Symposium; February 2016. Birmingham, United Kingdom. [abstract] Diagn Progn Res. 2017 Feb 16; 1(Suppl 1):12. doi: 10.1186/s41512-016-0001-y
Pajouheshnia R, Damen J, Groenwold R, Moons K, Peelen L. How treatment use is addressed in prognostic research: a systematic review. Poster presented at the Methods for Evaluating Medical Tests and Biomarkers 2016 Symposium; July 19, 2016. Birmingham, UK. [abstract] Diagn Progn Res. 2017 Feb 16; 1(Suppl 1):19. doi: 10.1186/s41512-016-0001-y
Damen JAAG, Debray TPA, Heus P, Hooft L, Moons KGM, Pajouheshnia R, Reitsma JB, Scholten RJPM. Design characteristics of external validation studies influencing the performance of risk prediction models. Poster presented at the Methods for Evaluating Medical Tests and Biomarkers 2016 Symposium; July 2016. Birmingham, UK. [abstract] Diagn Progn Res. 2017 Feb 16; 1(Suppl 1):21. doi: 10.1186/s41512-016-0001-y
Damen JAAG, Debray TPA, Heus P, Hooft L, Moons KGM, Pajouheshnia R, Reitsma JB, Scholten RJPM. Performance of the Framingham risk models and pooled cohort equations for the prediction of cardiovascular disease in the general population: a meta-analysis. Poster presented at the Methods for Evaluating Medical Tests and Biomarkers 2016 Symposium; July 19, 2016. Birmington, UK. [abstract] Diagn Progn Res. 2017 Feb 16; 1(Suppl 1):20-1. doi: 10.1186/s41512-016-0001-y
Nelson LM, Williams VS, Fehnel SE, Carson RT, MacDougall J, Baird MJ, Tourkodimitris S, Kurtz CB, Johnston JM. Psychometric validation of patient-reported outcome measures assessing chronic constipation. Clin Exp Gastroenterol. 2014 Sep 26;7:385-94.
Ervin CM, Fehnel SE, Baird MJ, Carson RT, Johnston JM, Shiff SJ, Kurtz CB, Mangel AW. Assessment of treatment response in chronic constipation clinical trials. Clin Exp Gastroenterol. 2014 Jun 3;7:191-8. doi: 10.2147/CEG.S58321. eCollection 2014