The WBF assessment is a payroll assessment. that employers of Oregon workers have paid. since 1966. From 1966 to 1994, subject Oregon. employers paid this assessment (then commonly. referred to as the âcents-per-day taxâ), along. with their workersÂ´ compensation insurance. premiums, to their insurance carrier.
Leg pain, numbness, and tingling causes. Leg pain, numbness, and tingling may be caused by a variety of conditions that can originate in the back or in the leg itself. These conditions include:
Sciatica is a condition caused by irritation of the sciatic nerve and you'll feel the effects as numbness in one leg or foot, a shooting pain down the back of one thigh or in your buttock, and pain in the leg when you sit, stand, strain, cough and sneeze.. Guillain-Barre Syndrome Can Cause Numb Legs. Guillain-Barre syndrome is a condition where your immune system attacks your own nerves. The condition causes weakness and tingling in your hands and feet, which spreads to the rest of the body including the legs.