One person had been discharged since the last update on Friday.
Aside from Alen, the other three patients who family members say are critically injured include a man shot in a motel car park as the gunman fled the Al Noor mosque, a woman who may require a wheelchair for the rest of her life, and a Turkish man shot in the chest.
A CDHB spokeswoman said of the 19 patients in Christchurch, 17 were still in Christchurch Hospital, three of whom remained in a critical condition in intensive care. Two patients were being treated at Burwood Hospital in Christchurch.
On the day of the shooting, a mass casualty plan was initiated at Christchurch Hospital and the emergency department was cleared for incoming victims. Medical staff treated 48 people, ranging from young children to adults, with gunshot wounds.
