Worker confidence fell in March, according to Spherion Corp.'s (NYSE: SFN) employee confidence index. The gauge fell 1.9 points to 46.5 in March, the lowest level since the survey began in July 2004.

The index's survey found the number of workers confident in the future of their employers fell two percentage points to 63% in March. In addition, the number of workers who said fewer jobs are available rose five percentage points to 58%.

"Across the nation there has been a marked slowdown in new job creation and workers are clearly feeling the impact of this and other overall news suggesting a sluggish economy," said Spherion President and CEO Roy Krause.

The index's survey is based on a sample of 3,726 employed U.S adults.