Mini-thoracotomy vs. conventional sternotomy mitral valve surgery: a systematic review and meta-analysis
Notice bibliographique
Résumé
INTRODUCTION: Minimal access mitral valve surgery (mini-MVS) approaches are becoming increasingly common. They are thought to be associated with less perioperative bleeding and postoperative pain, resulting in shorter hospital length-of-stay (LOS) and faster return to daily activities. However, there are concerns that this approach may have inferior surgical results - with resultant increases in morbidity and mortality - when compared to conventional mitral valve surgery. To address this gap in the literature, we undertook a systematic review and meta-analysis, comparing right thoracotomy mini-MVS (MT-MVS) to conventional mitral valve surgery using a median sternotomy (sternotomy-MVS) approach. EVIDENCE ACQUISITION: We searched the Cochrane Library, MEDLINE, PubMed, EMBASE and Clinicaltrials.gov for randomized trials comparing MT-MVS to sternotomy-MVS in adults. Outcomes of interest were mortality, stroke, hospital length of stay, bleeding, cardiopulmonary bypass (CPB) and cross-clamp times. Studies reporting reoperation data were excluded. References were screened independently and in duplicate, and studies deemed to be potentially relevant were evaluated for inclusion by full-text review. Risk of bias was assessed using the Cochrane tool. Extracted outcome data were pooled for meta-analysis using RevMAN 5.3. The overall quality of evidence for each outcome was evaluated using the GRADE framework. EVIDENCE SYNTHESIS: Three trials including 280 patients met eligibility criteria. Studies were considered to be at high risk of bias due to lack of blinding and small number of patients. Pooled results showed no significant difference in mortality (RR 0.50, 95% CI [0.05 to 5.39], low quality) or stroke (RR 0.50, 95% CI [0.05 to 5.39], low quality). Technique-related outcomes were also similar: cardiopulmonary bypass (CPB) time (MD 17.72 minutes, 95% CI [-7.22 to 42.67), very low quality), cross-clamp time (MD 5.31 minutes, 95% CI [-14.35 to 24.96), very low quality), and bleeding (MD -148.95 mL, 95% CI [-491.02 to 193.12), low quality). Length of stay was significantly shorter in the mini-MVS group (MD -1.89 days, 95% CI [-3.57 to -0.22], P=0.03, low quality). CONCLUSIONS: MT-MVS does not result in increased morbidity and mortality or procedural duration, and may decrease hospital LOS. Our preliminary results suggest that MT-MVS is a safe and potentially beneficial approach to the surgical management of mitral valve disease. However, current evidence is of low quality and larger, more methodologically rigorous randomized trials are required.
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Comment cette classification a été obtenuedéplier
Prédiction distillée sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Apprise à partir de 10 348 étiquettes directes de Codex et de 10 348 étiquettes directes de Gemma. Le mode candidate est l'union des têtes enseignantes seuillées; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont ni des étiquettes humaines ni des étiquettes directes de modèles de pointe.
Scores Codex et Gemma par catégorie
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,032 | 0,001 |
| Méta-épidémiologie (sens strict) | 0,001 | 0,001 |
| Méta-épidémiologie (sens large) | 0,039 | 0,177 |
| Bibliométrie | 0,001 | 0,001 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,001 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,001 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,000 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; les deux têtes enseignantes s’accordent sur ce qui est montré ici.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».