Comprehensively evaluate the short outcome of small bowel obstruction: A novel medical-economic score system

Table 2 Univariate and multivariate analyses of risk factors for high principal component score

Characteristics	Simple obstruction (n = 236)				Strangulated obstruction (n = 45)
	Univariate		Multivariate		Univariate		Multivariate
	OR (95%CI)	P value	OR (95%CI)	P value	OR (95%CI)	P value	OR (95%CI)	P value
Pain duration (d)	1.019 (1.002, 1.041)	0.0481
Small bowel feces sign (+)/(-)	0.424 (0.225, 0.783)	0.0061	0.316 (0.158, 0.612)	< 0.0001
Mural thickening (cm)	2.119 (1.084, 4.375)	0.0331	1.338 (1.098, 1.664)	0.0031
Lymphocyte (109/L)					0.097 (0.007, 0.665)	0.0381	0.071 (0.003, 0.539)	0.0331
Monocyte (109/L)	5.472 (1.809, 17.780)	0.0031
LMR (ratio)	0.708 (0.541, 0.891)	0.0061	0.656 (0.496, 0.836)	0.0011
Hb (g/L)	0.983 (0.969, 0.998)	0.0331
PLT (109/L)	1.003 (1.001, 1.007)	0.0361
AST (U/L)					1.075 (1.018, 1.156)	0.0271
Cl (mmol/L)	0.931 (0.871, 0.993)	0.0311
BUN (mmol/L)					1.383 (1.133, 1.786)	0.0041	1.478 (1.169, 2.061)	0.0041
PT (s)					1.568 (1.141, 2.418)	0.0151
APTT (s)					1.109 (0.999, 1.264)	0.076
DDI (mg/L)					1.196 (1.006, 1.513)	0.067
Creatinine (umol/L)					1.034 (1.011, 1.071)	0.0221

¹indicates that the parameters have statistical difference (P < 0.05).

SiBO: Simple small bowel obstruction; StBO: Strangulated small bowel obstruction; OR: Odds ratio; CI: Confidence interval; LMR: Lymphocyte to monocyte ratio; Hb: Hemoglobin; PLT: Platelet; AST: Aspartate aminotransferase; Cl: Chloride; BUN: Blood urea nitrogen; PT: Prothrombin time; APTT: Activated partial thromboplastin time; DDI: D-dimer.