The eGFR may also be affected by a variety of drugs, such as gentamicin, cisplatin, and cefoxitin that increase creatinine levels, and by any condition that decreases blood flow to the kidneys. The calculation for eGFR is intended to be used when kidney function and creatinine production are stable.
A standard chess board has 64 individual squares, but 204 squares if you count squares of all sizes. A regulation board consists of eight squares in each direction. Continue Reading.
There are no rules or regulations for the 99.999999999% of the population that happens to play chess. But the tournament player is a bit more restricted by the rules. And the rules pretty much dictate that the chess board have 2 Â¼ squares, and the king from the set of chess pieces be between 3 Â¾ and 4 Â¼. In fact, the vast majority of tournament players use plastic chess pieces and roll-up vinyl or mousepad chess boards. These are quite inexpensive (even the most expensive of them). But don't get hung up on that fact if you are not a tournament chess player. Any size that fits your needs will be absolutely fine. When you are looking for a chess set for home use, you may find that a tournament standard chess set is simply too large. A wood chess board with a 2 1/4 square can be 20 x 20, which is not easily placed! Many will go with a 15 - 18 chess board with chess pieces that have a 3 king.