Response to letter by Forike et al.: More rigorous, not less, external validation is needed

Journal of Clinical Epidemiology

Volumn 69, Issue , 2016, Pages 250-251

  Siontis, George C M ^a   Ioannidis, John P A ^b,c  

^a UNIVERSITY OF BERN   (Switzerland)

^b STANFORD UNIVERSITY SCHOOL OF MEDICINE   (United States)

^c STANFORD UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AUTHOR; EXTERNAL VALIDITY; LETTER; PRIORITY JOURNAL; RISK ASSESSMENT; STATISTICAL MODEL; VALIDATION STUDY; HUMAN; RISK;

HUMANS; MODELS, STATISTICAL; RISK;

EID: 84952628191     PISSN: 08954356     EISSN: 18785921     Source Type: Journal    
DOI: 10.1016/j.jclinepi.2015.01.021     Document Type: Letter

References (2)

1. K.F. Martens, J.G. Kers, and A.C. Janssens External validation is only needed when prediction models are worth it J Clin Epidemiol 2015
2. G.C. Siontis, I. Tzoulaki, P.J. Castaldi, and J.P. Ioannidis External validation of new risk prediction models is infrequent and reveals worse prognostic discrimination J Clin Epidemiol 68 2015 25 34