She was one of three passengers in a car which crashed near La Pulente Slip.
The driver was also detained in hospital and was said this morning to be in a stable condition.The vehicle, a blue Ford Focus, was travelling along the Five Mile Road in the direction of La Pulente Hill just before 3 am when the accident occurred.
No other vehicle was involved and the car turned over several times before coming to a halt.The four occupants, the 24-year male driver, and three passengers – another man (19) and two women, aged 19 and 25 – were all taken to hospital.
The driver and the 25-year-old woman are still receiving treatment.