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).
FICA taxes are the Social Security and Medicare taxes paid by individuals and employers. The total FICA tax is 15.3%. That percentage is applied to the employee's gross pay. Here is the breakdown of these taxes: The employer and employee each pays 7.65%.