Regret rates: what the studies show

Are there published regret rates for hair transplantation?

No, there are no published regret rates for hair transplantation at any time point — not one year, not five, not ever. Satisfaction has been measured extensively, but regret has not, and these are not interchangeable: a high satisfaction figure at twelve months does not translate into a low regret rate at ten years.

The title of this article promises something the literature does not contain. There are no published regret rates for hair transplantation — not at one year, not at five, not at any point.

This is worth stating plainly rather than substituting a related figure. Satisfaction has been measured; regret has not. They are not the same thing, and a high satisfaction figure at twelve months does not translate into a low regret rate at ten years.

What can be done usefully is to describe what the adjacent literature shows and what clinical experience identifies as the sources of regret.

Why doesn't hair transplant satisfaction data capture regret?

Satisfaction studies like Maletic and colleagues' and Nilforoushzadeh and colleagues' show real improvement but don't capture regret, since they measure at around twelve months, only patients who returned for follow-up, and satisfaction rather than its absence — a selection effect that biases every single-clinic figure upward.

Studies consistently report improvement. Maletic and colleagues found significant SF-36 improvement after hair transplantation. Nilforoushzadeh and colleagues found statistically significant improvement in quality of life and self-esteem pre- versus post-operatively.

These are real findings and they should not be dismissed. They also have three limitations that bear directly on regret: they measure at around twelve months, they measure patients who returned for follow-up, and they measure satisfaction rather than its absence.

A patient who regrets his surgery is disproportionately likely to have gone elsewhere, stopped attending, or not responded to a questionnaire. This selection effect is a general problem in cosmetic outcome research and it biases every single-clinic satisfaction figure upward.

What does psychological research say about regret risk after hair transplantation?

Tan and Jafferany's 2025 narrative review found that screening tools like the Body Dysmorphic Disorder Questionnaire and the Beck Depression Inventory effectively identify high-risk patients, and recommends psychological evaluation before surgery, since a patient with body dysmorphic disorder is unlikely to be satisfied by any result, and operating on them is a recognised risk.

Tan and Jafferany published a narrative review of the psychological dimensions of hair transplantation in 2025, covering patient expectations, psychological screening and mental health outcomes.

Two points from it are directly relevant. The review notes that screening tools including the Body Dysmorphic Disorder Questionnaire and the Beck Depression Inventory are effective at identifying high-risk individuals, and it recommends incorporating psychological evaluation into pre-operative assessment with a multidisciplinary approach involving dermatologists, surgeons and mental health professionals.

The implication is that a proportion of dissatisfied outcomes are predictable before surgery, and that the prediction is not primarily surgical. A patient with body dysmorphic disorder is unlikely to be satisfied by any result, and operating on them is a recognised risk.

What are the most common sources of hair transplant regret?

In repair consultations, the most common sources of regret are a hairline placed too low (the single most common and least correctable), surgery done too young, donor overharvesting, skipping medical therapy, unrealistic expectations, and choosing a clinic on price or graft count — technical surgical failure is notably not high on this list.

From clinical experience in repair consultations, the recurring sources are consistent, and almost all of them are decisions rather than outcomes.

• A hairline placed too low. The single most common regret, and the least correctable.
• Surgery too young. A pattern that continued past what the plan assumed.
• Donor overharvesting. Frequently discovered years later at a shorter haircut.
• No medical therapy. Native hair gone, leaving grafts stranded.
• Unrealistic expectations. Expecting the density of a twenty-year-old from a redistribution of existing hair.
• Choosing on price or graft count. Both select for the clinic willing to take the most from the donor area.

Notably, technical failure of the surgery itself is not high on this list. Most regret follows from planning.

What would reduce hair transplant regret?

Regret could be reduced through psychological screening before surgery, honest discussion of the projected rather than current pattern, insistence on an age-appropriate hairline, medical therapy discussed at the outset, and willingness to decline unsuitable candidates — but published long-term follow-up still does not exist, so any clinic quoting a regret rate is not quoting published research.

• Psychological screening before surgery, as the review recommends.
• Honest discussion of the projected pattern rather than the current one.
• Insistence on an age-appropriate hairline.
• Medical therapy discussed with a doctor at the outset.
• Willingness to decline unsuitable candidates.
• Published long-term follow-up, which the field does not have.

Until the last of those exists, any clinic quoting a regret rate is quoting a number that does not come from published research.

Sources

1. Tan IJ, Jafferany M. Psychological Dimensions of Hair Transplantation: A Narrative Review of Current Evidence. Journal of Cosmetic Dermatology, 2025;24(10):e70475. pubmed.ncbi.nlm.nih.gov/40990054
2. Maletic A, et al. Impact of Hair Transplantation on Quality of Life. Aesthetic Plastic Surgery, 2024;48(9):1825-1830. pubmed.ncbi.nlm.nih.gov/38123846
3. Nilforoushzadeh MA, et al. Assessment of quality of life and self-esteem in male patients with androgenetic alopecia before and after hair transplantation. Journal of Cosmetic Dermatology, 2023;22(8):2283-2287. pubmed.ncbi.nlm.nih.gov/36912697
4. Romera de Blas C, Vega Díez D, Ricart Vayá JM, Gómez Zubiaur A. Complications in follicular unit excision hair transplantation: current evidence and practical approaches. Frontiers in Medicine, 2026;13:1750989. pubmed.ncbi.nlm.nih.gov/41709896
5. Maas D, et al. Rethinking the occipital scalp as a control in advanced androgenetic alopecia. Journal of the American Academy of Dermatology, 2026 (ahead of print). pubmed.ncbi.nlm.nih.gov/42398778

This article summarises published research and standard clinical practice. It is general educational information, not medical advice, and it does not replace the instructions your own surgical team gives you. Where their guidance differs from anything here, follow theirs.