Sample size considerations for the external validation of a multivariable prognostic model: a resampling study by Collins, GS, Ogundimu, E, Altman, DG

Reply: An incomplete story by Cleland, JGF, Flather, MD, Altman, DG, Kotecha, D

The quality of reports of randomised trials in 2000 and 2006: comparative study of articles indexed in PubMed by Hopewell, S, Dutton, S, Yu, L-M, Chan, A-W, Altman, DG

Reporting Recommendations for Tumor Marker Prognostic Studies (REMARK): An abridged explanation and elaboration by Sauerbrei, W, Taube, SE, McShane, LM, Cavenagh, MM, Altman, DG

Frequency and reasons for outcome reporting bias in clinical trials: interviews with trialists by Smyth, RMD, Kirkham, JJ, Jacoby, A, Altman, DG, Gamble, C, Williamson, PR

The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: Guidelines for reporting observational studies by von Elm, E, Altman, DG, Egger, M, Pocock, SJ, Gøtzsche, P, Vandenbroucke, J

The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: guidelines for reporting observational studies by von Elm, E, Altman, DG, Egger, M, Pocock, SJ, Gøtzsche, P, Vandenbroucke, J

A new classification of spin in systematic reviews and meta-analyses was developed and ranked according to the severity by Yavchitz, A, Ravaud, P, Altman, DG, Moher, D, Hrobjartsson, A, Lasserson, T, Boutron, I

The effects of excluding patients from the analysis in randomised controlled trials: meta-epidemiological study by Nüesch, E, Trelle, S, Reichenbach, S, Rutjes, AWS, Bürgi, E, Scherer, M, Altman, DG, Jüni, P

A CHecklist for statistical Assessment of Medical Papers (the CHAMP statement): explanation and elaboration by Mansournia, MA, Collins, GS, Nielsen, RO, Nazemipour, M, Jewell, NP, Altman, DG, Campbell, MJ

CHecklist for statistical Assessment of Medical Papers: the CHAMP statement by Mansournia, MA, Collins, GS, Nielsen, RO, Nazemipour, M, Jewell, NP, Altman, DG, Campbell, MJ

The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: guidelines for reporting observational studies by von Elm, E, Altman, DG, Egger, M, Pocock, SJ, Gøtzsche, P, Vandenbroucke, J, STROBE initiative

Transparent reporting of multivariable prediction models in journal and conference abstracts: TRIPOD for abstracts by Heus, P, Reitsma, JB, Collins, GS, Damen, JAAG, Scholten, RJPM, Altman, DG, Moons, KGM, Hooft, L

A protocol of a cross-sectional study evaluating an online tool for early career peer reviewers assessing reports of randomized controlled trials by Chauvin, A, Moher, D, Altman, DG, Schriger, DL, Alam, S, Hopewell, S, Shanahan, DR, Recchioni, A, Ravaud, P, Boutron, I

Safety of perioperative aprotinin administration during isolated coronary artery bypass graft surgery: Insights from the ART (Arterial Revascularization Trial) by Benedetto, U, Altman, DG, Gerry, S, Gray, A, Lees, B, Angelini, GD, Flather, M, Taggert, DP, on behalf of the ART investigators

Cost-effectiveness of bilateral versus single internal thoracic artery grafts at ten years by Little, M, Gray, A, Altman, DG, Benedetto, U, Flather, M, Gerry, S, Lees, B, Murphy, J, Gaudino, M, Taggart, D

A longitudinal assessment of trial protocols approved by research ethics committees: the Adherance to SPIrit REcommendations in the UK (ASPIRE-UK) study by Speich, B, Odutayo, A, Peckham, N, Ooms, A, Stokes, JR, Saccilotto, R, Gryaznov, D, von Niederhäusern, B, Copsey, B, Altman, DG, Briel, M, Hopewell, S

Relation of completeness of reporting of health research to journals’ endorsement of reporting guidelines: systematic review by Stevens, A, Shamseer, L, Weinstein, E, Yazdi, F, Turner, L, Thielman, J, Altman, DG, Hirst, A, Hoey, J, Palepu, A, Schulz, KF, Moher, D

Identifying approaches for assessing methodological and reporting quality of systematic reviews: a descriptive study by Pussegoda, K, Turner, L, Garritty, C, Mayhew, A, Skidmore, B, Stevens, A, Boutron, I, Sarkis-Onofre, R, Bjerre, LM, Hróbjartsson, A, Altman, DG, Moher, D

Overinterpretation and misreporting of prognostic factor studies in oncology: a systematic review by Kempf, E, De Beyer, JA, Cook, J, Holmes, J, Mohammed, S, Nguyên, T-L, Simera, I, Trivella, M, Altman, DG, Hopewell, S, Moons, KGM, Porcher, R, Reitsma, JB, Sauerbrei, W, Collins, GS