"She is stable and is responding well to treatment," D.K. Sharma, medical superintendent of the All India Institute of Medical Sciences (AIIMS), told reporters.
"Her vital parameters are ok and she faces no threat to her life. She is alert and spoke to her parents and doctors," said Sharma, adding that she had "mild fever".
"The child is showing gradual recovery. She slept well during the night. She is responding well to anti-biotics."
He said the girl, raped by her 22-year-old neighbour, had undergone "colostomy" surgery. This is a procedure to create an alternative route for stool to pass.
Asked if the girl understood what she had undergone, the doctor said: "She was perhaps too young to understand what happened.
"I will not say she is scared, perhaps she is too young to understand the gravity of her condition," he said.