The 11th case is a 31 year-old female Chinese national from Wuhan who arrived in Singapore on 22 January. She was a travelling companion of the fourth confirmed case.
The case reported that she was asymptomatic during her flight to Singapore. She was identified as a close contact of the fourth confirmed case and had been quarantined from 26 January. She developed symptoms on 27 January, and was admitted to NCID. Subsequent test results confirmed Wuhan coronavirus infection on 29 January at about 11pm.
She was discharged on Monday (10 Feb.), 12 days after testing negative for the virus.