Lumbosacral dorsal rami innervate the facets as well. They can cause sharp, burning pain similar to spinal root pain and can also refer. pain to areas supplied by ventral rami mimicking sciatica (Willard 1995, 1997) In psoas dysfunction the lumbosacral hyper-lordosis can cause degenerative. changes in the L5-S1 intervertebral disc (IVD) and stretch the thoracolumbar long.
In other words, you withhold a 6.2 percent Social Security tax from your employeeâs wages and you pay an additional 6.2 percent as your employer share of the tax (6.2 employee portion + 6.2 employer portion = 12.4 percent total).
both pay some social security taxes are paid by both employer and employee an employer is required to withhold 4 2 percent of an employee s pay up to $ 106000 a year as of 2012 and to pay an equal amount as a payroll tax the medicare tax rate is 2 9 percent divided equally between employee and employer with no upper pay limit