Preoperative Risk Factors for Short-Term Postoperative Mortality of Acute Mesenteric Ischemia after Laparotomy: A Systematic Review and Meta-Analysis
Table 4
Summary finds of preoperative risk factors eligible for meta-analysis.
Risk factor
Number of patients/studies
Regarded as a risk factor
Pooled odds ratio/standardized mean difference
Heterogeneity (I2), %
Quality of evidence (GRADE)
Advanced age
2502/4
Yes
1.90 (1.57–2.30)
0
Low
Age
2751/7
Yes
0.31 (0.22–0.40)
0
Low
AOMI versus MVT
379/4
Yes
2.45 (1.12–5.33)
11.1
Moderate
Heart failure
2534/4
Yes
1.33 (1.03–1.72)
0
Low
Renal disorders
2534/4
Yes
1.93 (1.03–3.62)
35.74
Low
Peripheral vascular disease
2641/5
Yes
1.38 (1.00–1.91)
0
Low
Creatinine
768/5
Yes
0.50 (0.25–0.75)
60.38
Moderate
Platelet
566/4
Yes
−0.32 (−0.50 to −0.14)
0
Low
Continuous variables compared by standardized mean difference. A negative value indicates mean value was lower in nonsurvivors than survivors. Abbreviations: AOMI: arterial occlusive mesenteric ischemia. Notes: MVT, mesenteric venous thrombosis.
