More than one statistical strategy to assess agreement of quantitative measurements may usefully be reported.

[1]  H. Vet.  Observer Reliability and Agreement , 2005 .

[2]  Javier Llorca,et al.  Survival analytical techniques were used to assess agreement of a quantitative variable. , 2005, Journal of clinical epidemiology.

[3]  C. Terwee,et al.  Current challenges in clinimetrics. , 2003, Journal of clinical epidemiology.

[4]  Ronir Raggio Luiz,et al.  Assessment of agreement of a quantitative variable: a new graphical approach. , 2003, Journal of clinical epidemiology.

[5]  D. Altman,et al.  Applying the right statistics: analyses of measurement studies , 2003, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

[6]  John Ludbrook,et al.  Statistical Techniques For Comparing Measurers And Methods Of Measurement: A Critical Review , 2002, Clinical and experimental pharmacology & physiology.

[7]  M. Szklo,et al.  Epidemiology: Beyond the Basics , 1999 .

[8]  D. Altman,et al.  Measuring agreement in method comparison studies , 1999, Statistical methods in medical research.

[9]  J. Ludbrook.  SPECIAL ARTICLE COMPARING METHODS OF MEASUREMENT , 1997 .

[10]  R. Müller,et al.  A critical discussion of intraclass correlation coefficients. , 1994, Statistics in medicine.

[11]  Douglas G. Altman,et al.  Measurement in Medicine: The Analysis of Method Comparison Studies , 1983 .

[12]  J. Fleiss,et al.  Intraclass correlations: uses in assessing rater reliability. , 1979, Psychological bulletin.

[13]  K. McGraw,et al.  Forming inferences about some intraclass correlation coefficients. , 1996 .