Graft survival rate — the percentage of transplanted follicles that successfully establish and grow — is one of the most important measures of a hair transplant procedure. It is influenced by factors at every stage of the process, from extraction to implantation to the patient’s post-operative care.
Time out of the body is the primary variable that surgeons can control. Follicles are living tissue and begin to deteriorate once removed from the scalp. The interval between extraction and implantation should be minimised, and grafts must be stored in an appropriate solution at the correct temperature throughout. Clinics that extract large quantities of grafts and leave them sitting for extended periods before implanting are risking significantly lower survival rates.
The experience and technique of the surgical team matters at every step. Rough handling during extraction — using too large a punch, applying excessive force, or creating too much heat — can damage follicles before they even leave the donor area. Similarly, implantation technique — the angle, depth, and density of each channel — affects both survival and the naturalness of the final result.
Patient factors are also significant. Smokers experience reduced blood supply to the scalp, which affects graft oxygenation during the critical early days of establishment. Patients who follow post-operative care instructions carefully — particularly around washing, sleeping position, and physical activity — consistently achieve better graft survival than those who do not.
Reputable surgeons can give an approximate expected survival rate based on your specific case. In experienced hands with good technique and compliant patients, survival rates of 90–95% are achievable. Rates below 80% typically indicate a problem with technique, storage, or post-operative care.
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