Creatinine levels relate to both muscle mass and to kidney function. As you age, your muscle mass decreases but your kidneys tend to function less effectively. The net result is not much change in creatinine levels in the blood as you get older.
As a result, California employers are required by law to have workers' compensation insurance, even if they have only one employee. And, if your employees get hurt or sick because of work, you are required to pay for workers' compensation benefits.
I am just wondering if I have to claim my California short term disability. I received short term disability from the state of California because I required a procedure on my back that kept me out of work for 3 months. It was not from a job injury and was paid out by the state. Is that income taxable?