Table 1.
Some studies sampling regret and detransition times
| Study | Quantity measured Time until regret/detransition |
#(N) Regret or detransitioned |
Definition of regret or detransition/ how measured |
Intervention/criteria for intervention | Age (sex) when treated Total # people treated |
|---|---|---|---|---|---|
| Dhejne et al. (2014) |
Median to regret 8 (all) 7.5 (FTMa) 8.5 (MTFb) |
15: 5 FTM 10 MTF Median age applied 22 FTM 35 MTF |
Apply for new legal sex/record search | Surgery/2 year evaluation, sterilization before starting |
Median ages when all treated applied: 27 (FTM) 32 (MTF) Total treated: 252 FTM 429 MTF |
| Wiepjes et al. (2018) |
Median to regret 73.5 months after gonadectomy, 96.5 months after starting hormones (from Wiepjes et al. 2018, Table 4) Average to regret 130 months after starting hormones |
14: 3 FTM 11 MTF Median age started hormones 31 FTM 38 MTF |
Reverse hormones and expressing regret in visit/ record search |
Gonadectomy/screening and a diagnostic phase |
Median age first visit (for adults presenting): 25 (FTM) 33 (MTF) Total with surgery: 885 FTM 1742 MTF with hormones for at least 1.5 years |
| Littman (2021) |
Average to detransition 3.2 years FTM (2.7 SD) 5.4 years MTF (6.1 SD) |
100: 69 FTM 31 MTF |
Discontinued medication, had reversal surgery, or both/online survey | Medication and/or surgery/criteria to start unspecified |
Ave age sought medical care: 20 FTM (SD 4.2) 26 MTF (SD 7.5) Total treated unknown |
| Vandenbussche (2022) |
Average to detransition (includes time socially transitioned) 4.55 years FTM 6.37 years MTF SD 3.55 |
237: 217 FTM 20 MTF |
Identify as detransitioner/online survey | Social (31%) or social + medical (65%)/criteria to start unspecified |
Social (medical) transition ave age: 17.42 (20.09) FTM 23.63 (26.19) MTF SD = 5.03 (5.36) 25% started medical transition under 18 Total treated unknown |
aFTM: female-to-male
bMTF: male-to-female