Methodological issue on reliability of bedside thoracic ultrasound in detecting pulmonary pathology in a heterogeneous pediatric intensive care unit population

Reply to: Methodological considerations in accuracy and reliability of qualitative echocardiography assessment of right ventricular size and function in neonates

“…We appreciated the letter by Naderi and Sabour regarding the use of Cohen's kappa statistic in reference to our recent article “Accuracy and reliability of qualitative echocardiography assessment of right ventricular size and function in neonates.” The authors have made the same arguments about the use of this statistic in several recently published letters about research published in a variety of medical fields …”

“…1 The authors have made the same arguments about the use of this statistic in several recently published letters about research published in a variety of medical fields. [2][3][4][5][6] We should clarify that we made a mistake in the reporting of our statistical methods. Cohen's kappa statistic is used to assess agreement between two raters.…”