Table 7.

Significant nutrition screening tool correlations with clinical outcomes

NST	Comparative outcome measure	Statistical variable	Value	Study ID
MIRT	Hospitalization	Spearman’s rank correlation	ρ = 0.398, P = 0.003a	Jansen et al[8]
	Disease flare		ρ = 0.299, P = 0.030a
	Disease complications1		ρ = 0.333, P = 0.015a
	Need for surgery		ρ = 0.371, P = 0.006a
NRI	Response to infliximab	Fischer’s exact test	P = 0.037a	Sumi et al[27]
NRS-2002	Length of stay (< 28 vs ≥ 28 d)	Chi-square test	P = 0.032a	Takaoka et al[13]

^aIndicates significant P value < 0.05);

¹Newly occurred stenosis, fistula or abscess. NST: Nutrition screening tools; NRS-2002: Nutrition risk screening 2002; NRI: Nutritional risk index; MIRT: Malnutrition inflammation risk tool.