“No study to date has demonstrated that PCI in patients with SIHD improves survival rates… Evaluation of 61 trials of PCI conducted over several decades shows that despite improvements in PCI technology and pharmacotherapy, PCI has not been demonstrated to reduce the risk of death or MI in patients without recent ACS” Circulation 2012.
PCI Versus Medical Therapy (see section 5.5 in circulation 2012, below)
References
Am Fam Physician. 2017 Feb 15;95(4):232-240. https://www.aafp.org/afp/2017/0215/p232.html
Circulation. 2012 Dec 18;126(25):e354-471. https://www.ncbi.nlm.nih.gov/pubmed?term=23166211
http://circ.ahajournals.org/content/99/17/2345.full