Table 3.

Diagnostic performance of the Three-Item Gaming disorder Test-Online-Centered (TIGTOC)

Analyzed data	Total score on TIGTIC	Sen. (%)	Spe. (%)	PPV (%)	NPV (%)	LR+	LR-	DA (%)
A: Intentional negative response cases excluded (N=267)	2	84.6	66.2	30.0	96.2	2.5	0.2	67.4
	3	84.6	77.2	38.8	96.7	3.7	0.2	76.6
	4	71.8	90.4	56.0	94.9	7.5	0.3	85.7
	5	59.0	95.2	67.6	93.1	12.3	0.4	87.9
B: All subjects included (N=273)	2	73.3	66.2	30.0	92.6	2.2	0.4	67.4
	3	77.3	77.2	38.8	93.6	3.4	0.3	76.6
	4	62.2	90.4	56.0	92.4	6.5	0.4	85.7
	5	51.1	95.2	67.6	90.8	10.6	0.5	87.9

Sen.: sensitivity, Spe.: specificity, PPV: positive predictive value, NPV: negative predictive value, DA: diagnostic accuracy, LR+: positive likelihood ratio, LR-: negative likelihood ratio