Table 8.

Evaluation of the proposed severity detection method with other methods

Author	Perfomance metric	Value
Chaganti et al. Lung infection	Pearson correlation coefficient	0.92 for percentage of opacity (P 0.001)
Shen et al. Severe non severe	Pearson correlation coefficient	ranged from 0.7679 to 0.837, P 0.05
Xiao et al. Severe non severe	Precision AUC	81.3% 98.7%
Shan et al. Quatifying the infection regions	Dice similarity coefficient	91.6% 10.0
Pu et al. Severity and progression	Sensitivity specificity	95% 84%
Tang et al. Severe Non severe	Accuracy	87.5%
Proposed Method (HGH, MODERATE, LOW)	Accuracy	90.0%