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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: J Ren Nutr. 2017 Jun 7;27(5):325–332. doi: 10.1053/j.jrn.2017.04.006

Table 6.

The sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV), positive likelihood ratio (PLR) and negative likelihood ratio (NLR) of the 7-point subjective global assessment (SGA) and protein energy wasting (PEW) score in comparison with nutrition evaluation (NutrE) conducted by registered dietitian nutritionists (RDN)s with the use of International Society of Renal Metabolism (ISRNM) diagnostic criteria for PEW. (n=133)

Parameters 7-point SGA (95% confidence intervals) PEW Score (95% confidence intervals)
Sensitivity (%) 78.6 (60.46, 89.79) 100 (87.94, 100)
Specificity (%) 59.1 (49.48, 67.97) 28.6 (20.81, 37.85)
PPV (%) 33.9 (23.53, 45.96) 27.2 (19.53, 36.48)
NPV (%) 91.2 (82.06, 95.89) 100 (88.65, 100)
PLR 1.9 (1.79, 2.06) 1.4 (1.36, 1.44)
NLR 0.4 (0.26, 0.51) 0 (0, undefined)