18-year-old Gaby Scanlon remains seriously ill in hospital after drinking a cocktail with liquid nitrogen. Doctors were forced to remove her stomach to save her life.
Police say her condition is serious, but stable, and she appears to have been well enough to send a tweet from her bed.
More top news
According to the poll, conducted for The Irish Times, the country chose to liberalise its laws by 68% to 32%.
More than one in 10 people will be classed as such in Wales, according to the report.
The first lady spent five nights in hospital.