©Author(s) (or their employer(s)) 2026.
World J Crit Care Med. Mar 9, 2026; 15(1): 113684
Published online Mar 9, 2026. doi: 10.5492/wjccm.v15.i1.113684
Published online Mar 9, 2026. doi: 10.5492/wjccm.v15.i1.113684
Table 4 Inter-rater agreement coefficients for BRIXIA and Radiographic Assessment of Lung Edema scores (n = 44)
| Weight type | Measure | BRIXIA (95%CI) | RALE (95%CI) | Benchmarking interval | Extent of agreement |
| Ordinal weights | Percent agreement | 0.95 (0.94-0.96) | 0.95 (0.94-0.96) | (0.80-1.00) | Almost perfect |
| Scott/Fleiss’ Kappa | 0.57 (0.46-0.67) | 0.58 (0.46-0.70) | (0.40-0.60) | Moderate | |
| Gwet’s AC | 0.74 (0.69-0.80) | 0.75 (0.70-0.80) | (0.60-0.80) | Substantial | |
| Linear weights | Percent agreement | 0.83 (0.81-0.85) | 0.85 (0.84-0.87) | (0.80-1.00) | Almost perfect |
| Scott/Fleiss’ Kappa | 0.38 (0.03-0.47) | 0.37 (0.27-0.46) | (0.20-0.40) | Fair | |
| Gwet’s AC | 0.54 (0.48-0.59) | 0.54 (0.50-0.59) | (0.40-0.60) | Moderate | |
| Quadratic weights | Percent agreement | 0.95 (0.94-0.96) | 0.96 (0.96-0.97) | (0.80-1.00) | Almost perfect |
| Scott/Fleiss’ Kappa | 0.59 (0.48-0.70) | 0.59 (0.46-0.71) | (0.40-0.60) | Moderate | |
| Gwet’s AC | 0.76 (0.71-0.82) | 0.77 (0.72-0.83) | (0.60-0.80) | Substantial |
- Citation: Mohammed H, Y Fadul K, Naqvi SGA, Kharma N, Alfian Yusof A, Ahmad S, Farooq M, Javid S, Mohamed A, Abdel-Rahman ME, Harris T. Use of radiograph scoring systems to assess pulmonary disease severity in patients with COVID-19 pneumonia. World J Crit Care Med 2026; 15(1): 113684
- URL: https://www.wjgnet.com/2220-3141/full/v15/i1/113684.htm
- DOI: https://dx.doi.org/10.5492/wjccm.v15.i1.113684