Conclusion

Patients with LFLGAS have a better survival rate following AVR rather than noAVR. Besides, patients with reduced LVEF seemed to have better survival than patients with preserved LVEF in the AVR group. No difference between low and protected LVEF was found in the noAVR group.
Acknowledgments: We thank Dr Judith Wilson for the English revision of the paper.
Funding: None
Conflict of Interest: None to be disclosed