Predicting clinical outcome of cardiac patients by six malnutrition screening tools

BMC Nutrition

Table 2 Duration of hospital stay according to nutritional categories

Malnutrition screening tool		Mean hospital stay (days)	Median hospital stay (days)	Inter-quartile range (Q₁-Q₃)	Correlations		Regression^c
					Correlation coefficient	Significance (2-tailed)	R square	ANOVA	Coefficients
								ANOVA	Standardized coefficients	Significance
								Significance	Beta	Significance
MUST					0.217^a	0.023	0.035	0.436	0.112	0.326
	Low risk	4.4 ± 4.3	3.5	2.0 - 5.8
	Medium risk	4.5 ± 2.3	4.0	3.0 - 6.0
	High risk	7.9 ± 11.2	6.0	3.0 - 8.0
NRS					0.053	0.368	-	-	-	-
	Normal	4.5 ± 4.0	3.0	2.0 - 6.0
	Mild	5.7 ± 7.1	4.0	2.0 – 6.5
	Moderate	5.8 ± 6.2	4.0	3.0 – 7.0
	Severe	5.9 ± 5.6	4.0	3.0 – 7.0
MNA					−0.123^b	0.005	0.030	0.004	−0.139	0.016
	Normal	4.3 ± 3.2	4.0	2.0 - 6.0
	At risk of malnutrition	5.5 ± 5.7	4.0	3.0 - 6.0
	Malnourished	7.9 ± 8.0	5.5	3.3 – 9.0
SNAQ					0.237^a	0.010	0.021	0.666	0.046	0.645
	Well nourished	5.1 ± 6.4	4.0	2.0 - 6.0
	Moderately malnourished	8.8 ± 6.9	8.5	2.0 – 14.0
	Severely malnourished	6.1 ± 2.6	5.0	4.0 - 8.0
MST					0.122^b	0.006	0.020	0.035	0.043	0.356
	No risk of malnutrition	5.0 ± 5.2	4.0	2.0 - 6.0
	Risk of malnutrition	5.5 ± 5.3	4.0	3.0 - 6.0
SGA					0.233^b	0.000	0.036	0.001	0.139	0.003
	Well nourished	5.2 ± 5.2	4.0	2.0 - 6.0
	Moderately malnourished	7.1 ± 6.9	5.0	3.5 – 8.0
	Severely malnourished	-	-	-

^aCorrelation is significant at the 0.05 level (2-tailed).
^bCorrelation is significant at the 0.01 level (2-tailed).
^cPredictors: (Constant), malnutrition screening tool, WC, MAC, BMI, Dependent Variable: Hospital Stay

ISSN: 2055-0928