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Updated: Nov 9, 2025

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
Published on: May 26, 2023
Patient-reported outcome measures after mitral valve repair: a comparison between minimally invasive and sternotomy
Jennifer Whiteley1, Caroline Toolan1, Matthew Shaw1
1Department of Cardiac Surgery, Liverpool Heart and Chest Hospital NHS Foundation Trust, Liverpool, UK.
Objectives:
To compare patient-reported outcome measures of minimally invasive (MI) to sternotomy (ST) mitral valve repair.
Methods:
We included all patients undergoing isolated mitral valve surgery via either a right mini-thoracotomy (MI) or ST over a 36-month period. Patients were asked to complete a modified Composite Physical Function questionnaire. Intraoperative and postoperative outcomes, and patient-reported outcome measures were compared between 2 propensity-matched groups (n = 47/group), assessing 3 domains: 'Recovery Time', 'Postoperative Pain' (at day 2 and 1, 3, 6 and 12 weeks) and 'Treatment Satisfaction'. Composite scores for each domain were subsequently constructed and multivariable analysis was used to determine whether surgical approach was associated with domain scores.
Results:
The response rate was 79%. There was no mortality in either group. In the matched groups, operative times were longer in the MI group (P < 0.001), but postoperative outcomes were similar. Composite scores for Recovery Time [ST 51.7 (31.8-62.1) vs MI 61.7 (43.1-73.9), P = 0.03] and Pain [ST 65.7 (40.1-83.1) vs MI 79.1 (65.5-89.5), P = 0.02] significantly favoured the MI group. Scores in the Treatment Satisfaction domain were high for both surgical approaches [ST 100 (82.5-100) vs MI 100 (95.0-100), P = 0.15]. The strongest independent predictor of both faster recovery parameter estimate 12.0 [95% confidence interval (CI) 5.7-18.3, P < 0.001] and less pain parameter estimate 7.6 (95% CI 0.7-14.5, P = 0.03) was MI surgery.
Conclusions:
MI surgery was associated with faster recovery and less pain; treatment satisfaction and safety profiles were similar.
Insights
Minimally invasive (MI) mitral valve repair leads to faster recovery and less pain compared to sternotomy (ST) repair. Patient satisfaction and safety were similar between the two surgical approaches.
Area of Science:
- Cardiovascular Surgery
- Minimally Invasive Surgery
- Patient-Reported Outcomes
Background:
- Mitral valve repair is a common cardiac procedure.
- Surgical approaches include sternotomy (ST) and minimally invasive (MI) techniques.
- Comparing patient outcomes between these approaches is crucial for surgical decision-making.
Purpose of the Study:
- To compare patient-reported outcome measures between minimally invasive (MI) and sternotomy (ST) mitral valve repair.
- To assess differences in recovery time, postoperative pain, and treatment satisfaction.
Main Methods:
- A retrospective study included patients undergoing isolated mitral valve surgery.
- Propensity-matched groups (n=47/group) underwent either MI (mini-thoracotomy) or ST.
- Patient-reported outcomes were assessed using a modified Composite Physical Function questionnaire.
Main Results:
- Minimally invasive surgery was associated with significantly faster recovery (P=0.03) and less postoperative pain (P=0.02).
- Operative times were longer for MI, but postoperative outcomes were otherwise similar.
- Treatment satisfaction was high and comparable between both groups (P=0.15).
Conclusions:
- Minimally invasive mitral valve repair offers advantages in terms of faster recovery and reduced pain.
- Both MI and ST approaches demonstrate similar safety profiles and high patient satisfaction.
- MI surgery is an independent predictor of improved recovery and pain reduction.
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