The total of both variances equals the total direct materials variance. To apply this method to the Band Book example, take a look at the next diagram. Start at the bottom. Direct materials actually cost $297,000, even though the standard cost of the direct materials is only $289,800.
These factors can all reduce the space around a nerve root in the lower back, interfering with nerve function. Symptoms of sciatica may include pain, weakness, numbness or tingling in the low back, buttocks, posterior thighs, legs and feet. Symptoms often occur only on one side of the body.
If they become damaged and start to bulge out between the bones of your lower back, they can press on your sciatic nerve roots and cause sciatica. Symptoms of sciatica may include: 1  Lower back pain. 2  Shooting pain down the back of the leg. 3  Burning leg and back pain. 4  Tingling and numbness of the back or leg.