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18 July 2021: Clinical Research

Interobserver Agreement in Semi-Quantitative Scale-Based Interpretation of Chest Radiographs in COVID-19 Patients

Bartosz Mruk 12ABCDEF* , Jerzy Walecki 12ACD , Piotr Gustaw Wasilewski 2BCF , Łukasz Paluch 1CD , Katarzyna Sklinda 12ABDFG

DOI: 10.12659/MSM.931277

Med Sci Monit 2021; 27:e931277

Table 5 Analysis of the interobserver agreement of CXR assessments of radiographs. The table presents the weighted κ and ICC values for the overall population as well as for individual exam types (PA vs AP) and the patient’s clinical condition as expressed using MEWS scale: Group A (MEWS 0–1), Group B (MEWS 2–3), and Group C (MEWS ≥4).

CXR
Exam typeModified Early Warning ScoreTotal
AP X-rayPA X-ray0–12–3≥4
κ0.7960.8460.8460.7470.7240.844
95% CIUL0.8170.8490.8490.80.7920.846
LL0.7750.8440.8430.6950.6760.841
ICC (3,k)0.8440.8480.8480.8460.8240.847
95% CIUL0.8470.8990.8490.8490.8390.848
LL0.8390.8460.8470.7410.7850.816

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750