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.
Glomerular Filtration Rate (GFR) provides an estimation of overall kidney function. The National Kidney Foundation recommends calculating GFR using the MDRD (Modification of Diet in Renal Disease) equation. Several modifications of the MDRD equation are available.lomerular Filtration Rate (GFR) provides an estimation of overall kidney function. The National Kidney Foundation recommends calculating GFR using the MDRD (Modification of Diet in Renal Disease) equation. Several modifications of the MDRD equation are available.