Table 5.

Discriminative Ability of Different SMI Set-Points, PNI, and NRI Assessed by and the Area Under the Receiver Operating Curve (AUROC)

	Sarcopenia Prevalence (n = 62)	AUROC	P
Martin et al29	28 (45%)	0.691
Zhang et al36	33 (53%)	0.644	0.052
Galata et al37	12 (19%)	0.517	0.059
Prado et al24	30 (48%)	0.607	0.198
PNI30	47 (76%)	0.447	0.025
NRI7	14 (23%)	0.628	0.610

Bold: P-value < 0.05.

P-value comparisons to Martin et al criteria.^{7,29,30,36,37} Sarcopenia criteria for each category: (i) Martin et al: males ≤43 cm²/m² if BMI <25 and ≤53 cm²/m² for all other BMI values; females ≤41 cm²/m² regardless of BMI. (ii) Zhang et al: <55cm²/m² in males and <39 cm²/m² in females. (iii) Galata et al: <41.5cm²/m² in males and <31.8 cm²/m² in females. (iv) Prado et al: <52.4 for males, <38.5 for females. (v) PNI < 45. (vi) NRI < 83.5.