The Optimal Cut-Off Value of Blood Stasis Syndrome Score in BSS Diagnosis in Korea

Table 3

The sensitivity, specificity, positive predictive value, and negative predictive value for optimal cut-off value of the BSS score.

	Cut-off value of BSS score	Sensitivity	Specificity	PPV	NPV
2013	48	84.8%	78.8%	81.5%	82.4%
2014		86.3%	79.2%	75.5%	88.6%
2013	49	80.8%	83.2%	84.2%	79.7%
2014		84.6%	83.1%	78.7%	87.9%
2013	50	74.4%	86.3%	85.7%	75.3%
2014		81.1%	88.1%	83.5%	86.3%

PPV: positive predictive value; NPV: negative predictive value.