Table 5.

Comparison between the score system proposed by Hoffmayer et al. [cit] and a new score system built based on the results of the present study

	Hoffmayer et al.'s score			New score
	Correctly classified (%)	Sensitivity (%)	Specificity (%)	Correctly classified (%)	Sensitivity (%)	Specificity (%)
One or more criteria	47 (33–61)	60 (36–81)	39 (23–58)	68 (64–80)	95(75–100)	52 (34–69)
Two or more criteria	62 (48–65)	30 (52–44)	82 (65–93)	77 (64–88)	90 (68–99)	67 (48–82)
Three or more criteria	64 (50–77)	5 (0–25)	100 (89–100)	75 (63–86)	55 (32–78)	91 (76–98)
ROC (AUC)	0.54 (0.37–0.70)			0.84 (0.73–0.95)