Utility of faecal calprotectin analysis in adult inflammatory bowel disease

Table 2 The use of faecal calprotectin to predict relapse

Author	Patient population	Cut-off calprotectin level	Sensitivity for relapse (%)	Specificity for relapse (%)	Increased risk of relapse
Costa et al[21]	UC	150 μ/L	89	82	14 fold
	CD		87	43	2 fold
D'Incà et al[29]	UC	130 mg/kg	70	70	2.4 fold
	CD		65	62	1.7 fold
García-Sánchez et al[30]	CD + UC	120 μ/g	80	60
	Ileal CD	223 μ/g	83	50
Tibble et al[49]	CD + UC	50 mg/L (250 μ/g)	90	83
Laharie et al[50]	CD post IFX	130 μ/g	61	48
		250 μ/g	43	57
Kallel et al[70]	Colonic CD	340 μ/g	80	90.7	18.8 fold
Gisbert et al[71]	CD + UC	150 μ/g	69	69

UC: Ulcerative colitis; CD: Crohn’s disease; IFX: Infliximab.