Writers and authors earned a median annual salary of $61,240 in 2016, according to the U.S. Bureau of Labor Statistics. On the low end, writers and authors earned a 25th percentile salary of $43,130, meaning 75 percent earned more than this amount. The 75th percentile salary is $83,500, meaning 25 percent earn more. In 2016, 131,200 people were employed in the U.S. as writers and authors.
Which numbers are especially important in predicting kidney healthâand what's in the normal range? Estimated GFR number â Measures kidney function, over 60 is normal, under 60, talk to your doctor. GFR, or glomerular filtration rate, tells you how well your kidneys are doing their job of filtering the blood.
The normal level of creatinine is usually 60 to 110 micromoles per litre, but the exact figures can vary from lab to lab. Having a low level of blood creatinine indicates nothing more than an efficient and effective pair of kidneys. A further test of kidney function is to collect all the urine passed over a period of twenty-four hours and then to compare the amount of creatinine in the blood to the level in the blood stream (creatinine clearance test). MOST POPULAR.