TABLE 2.

The mean of patients' demographic, anthropometrics and laboratory findings and the correlation of these parameters with nutritional status index (NRS)

Parameter	Mean ±SD	Correlation with NRS	p‐value
Age(year)	58.9 ± 18.8	0.455	<0.001
Duration of hospitalisation(day)	28.3 ± 22.4	0.108	0.361
Duration of hospitalisation in ICU(day)	17.2 ± 14.8	0.126	0.291
Daily calorie intake (kcal)	1992.7 ± 378.8	‐0.352	0.002
Mid arm circumference(cm)	27.9 ± 3.9	‐0.072	0.547
Albumin(g/dl)	3.2 ± 0.5	‐0.230	0.050
ALT(IU/L)	41.5 ± 33.2	‐0.184	0.120
AST(IU/L)	61 ± 42.4	‐0.155	0.191
Bilirubin total(mg/dl)	1.1 ± 1.2	0.024	0.842
Bilirubin direct(mg/dl)	0.3 ± 0.4	0.075	0.530
LDH(U/L)	827.3 ± 498.3	0.016	0.897
CPK(U/L)	234.5 ± 144.8	‐0.131	0.274
CRP(mg/L)	51.5 ± 37.7	0.041	0.731
PaO2(mmHg)	56.4 ± 25.4	‐0.252	0.034

Abbreviations: ALT, alanine aminotransferase; AST, aspartate aminotransferase; CRP, C reactive protein; LDH, lactate dehydrogenase, CPK, creatine phosphokinase; PaO2, Partial pressure of oxygen.