Almost 1 in 5 of those patients developed fungal infection, a rate higher than for those treated with fresher medicine.

7:48PM EST November 8. 2012 - NASHVILLE — Nearly 150 patients exposed to potentially contaminated steroid injections in Tennessee received medicine more than 7 weeks old, even though industry guidelines say its shelf life should have been no longer than 24 hours.
Almost 1 in 5 of those patients developed a fungal infection — a rate dramatically higher than for those treated with fresher medicine, according to the Tennessee Department of Health.
The methylprenisolone acetate produced by Massachusetts-based New England Compounding Center is blamed in a nationwide outbreak of fungal meningitis that has sickened 424 people and killed 31 in 19 states.

USA Today found here