CHICAGO (CBS) — A 60-year-old woman died after being severely burned early Thursday in a fire caused by smoking while using oxygen in her Wicker Park neighborhood home.

The fire broke out early Thursday in the 1500 block of North Hoyne Avenue. It was already out when firefighters arrived after receiving a report of smoke in the building at 5:11 a.m., according to Fire Media Affairs.

The fire was put out by a sprinkler, but not before the woman’s bedding caught fire, according to Fire Media Affairs.

In the second-floor apartment firefighters, found the woman, who is in her 60s, with extensive burns covering 90 percent of her body.

The Fire Department later announced the woman had died.

The Sun-Times Media Wire contributed to this report.