Key result
Postoperative atrial arrhythmias after esophagectomy were associated with a significantly higher risk of perioperative mortality (OR 4.05) compared to patients without arrhythmias.
Why the study?
Does the occurrence of postoperative atrial arrhythmias increase perioperative mortality and complications in patients undergoing esophagectomy?
Meta-Analysis (n=2,681)
Does the occurrence of postoperative atrial arrhythmias increase perioperative mortality and complications in patients undergoing esophagectomy?
Postoperative atrial arrhythmias after esophagectomy are associated with significantly increased perioperative mortality, longer hospital stays, and higher rates of complications.
PAAs after esophagectomy may warrant enhanced monitoring; leaves open whether prevention improves outcomes in prospective trials.
BACKGROUND: Postoperative atrial arrhythmias (PAAs) are common complications after esophagectomy, however research findings are contradicted on the prognosis. Therefore this meta-analysis was conducted to determine whether PAAs after esophagectomy had an impact on prognosis. METHODS: Studies comparing prognosis between patients with and without PAAs after esophagectomy were searched in EMBASE, MEDLINE, and the Cochrane Register. Primary prognosis was perioperative mortality, and secondary prognoses were postoperative complications, length of stay (LOS). RESULTS: Ten studies including 2681 patients were included in this analysis, in which 508 patients (18.9%) experienced PAAs. Patients with PAAs resulted in significantly higher perioperative (odds ratio, OR 4.05[95% confidence interval, CI: 2.45-6.70], P = .40) mortality, longer hospital LOS (mean differences, MD: 1.49 [95% CI: 0.32-2.66]days, P = .01), more incidence of pulmonary pneumonia (OR 2.48 [95% CI: 1.71-3.59], P < .00001), and anastomotic leakage (OR 2.37 [95% CI: 1.39-4.03], P < .00001). CONCLUSIONS: Atrial arrhythmias (AAs) after esophagectomy are associated with higher perioperative mortality, longer hospital LOS, and more incidences of complications. Therapeutic strategies against PAAs are pending for further researches.
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Chen et al. (2018) conducted a meta-analysis in Postoperative atrial arrhythmias after esophagectomy (n=2,681). Postoperative atrial arrhythmias vs. No postoperative atrial arrhythmias was evaluated on Perioperative mortality (OR 4.05, 95% CI 2.45-6.70, p=.40). Postoperative atrial arrhythmias after esophagectomy were associated with a significantly higher risk of perioperative mortality (OR 4.05) compared to patients without arrhythmias.
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