Table 5.

Statistical evaluation of the malnutrition screening tools compared with the diagnostic criteria of the ESPEN consensus

	Total			GC			CRC
	NRS 2002	MUST	MNA-SF	NRS 2002	MUST	MNA-SF	NRS 2002	MUST	MNA-SF
Sensitivity (%)	92.2	94.1	94.1	100.0	95.7	87.0	85.7	92.9	100.0
Specificity (%)	57.8	76.5	63.7	61.3	68.8	68.8	55.6	81.5	60.5
Positive predictive value (%)	35.3	50.0	39.3	42.6	46.8	44.4	30.4	53.1	36.4
Negative predictive value (%)	96.7	98.1	97.7	100.0	98.2	94.8	94.5	98.1	100.0
Positive likelihood ratio (LR+)	2.18	4.00	2.59	2.61	3.06	2.78	1.93	5.02	2.53
Negative likelihood ratio (LR−)	0.13	0.08	0.09	0.00	0.06	0.19	0.26	0.09	0.00
K* value (p)	0.312 (<0.001)	0.530 (<0.001)	0.380 (<0.001)	0.414 (<0.001)	0.469 (<0.001)	0.415 (<0.001)	0.243 (<0.001)	0.576 (<0.001)	0.361 (<0.001)
AUC	0.750	0.853	0.789	0.806	0.822	0.779	0.707	0.872	0.802

*K value derived from Cohen’s κ statistics.

AUC, area under the curve from ROC; CRC, colorectal cancer; ESPEN, European Society for Clinical Nutrition and Metabolism; GC, gastric cancer; MNA-SF, Short Form of Mini Nutritional Assessment; MUST, Malnutrition Universal Screening Tool; NRS 2002, Nutritional Risk Screening 2002.