Clinical utility of a new endoscopic scoring system for Crohn’s disease

Table 3 Univariate and multivariate analyses for surgery-free survival (n = 76)

		Univariate analyses			Multivariate analyses
		HR	95%CI	P value	HR	95%CI	P value
mSES-CD	≥ 4	7.59	1.03-56.0	0.047	9.38	1.20-73.5	0.033
SES-CD	≥ 4	1.34	0.60-3.02	0.477		-
Sex	Male	0.97	0.39-2.42	0.942		-
Age at diagnosis	< 20	1.07	0.48-2.35	0.876		-
Disease duration	≥ 10	2.21	0.98-4.81	0.056	2.75	1.18-6.45	0.020
Prior surgery	Yes	1.52	0.69-3.34	0.303		-
Albumin	< 4	1.53	0.64-3.63	0.340		-
Platelet	≥ 410 × 104	1.91	0.76-4.77	0.166		-
CRP	≥ 0.3	1.56	0.72-3.38	0.259		-
WBC	≥ 8500	1.42	0.42-4.72	0.572		-
CDAI	≥ 150	1.85	0.80-4.30	0.151		-
Infliximab	Yes	0.34	0.13-0.90	0.029	0.31	0.12-0.83	0.019
5-ASA	Yes	1.12	0.42-2.97	0.822		-
Elemental diet	Yes	1.41	0.48-4.10	0.530		-
Azathioprine	Yes	0.66	0.25-1.76	0.408		-
Disease location	Colorectum	0.38	0.11-1.27	0.114		-
	Colorectum + Small intestine	2.17	1.00-4.69	0.050		Excluded
	Small intestine	0.91	0.41-2.02	0.824		-

CRP: C-reactive protein; WBC: White blood cell; CDAI: Crohn's disease activity Index; ASA: Aminosalicylic acid; mSES-CD: Modified Simple Endoscopic Score for Crohn’s disease.