What does occult blood mean by a plus sign and a minus sign?

What does occult blood mean by a plus sign and a minus sign?

Weak positive means, weak positive is not normal, normal people of these two are a minus sign. This is a kidney problem, but the general follow-up diagnosis will recommend to check a renal function. Renal function results out after you can know the severity. But fire infection or movement may appear, it is recommended to review

What is the meaning of a plus sign and a minus sign for urine protein?
This morning's urine protein test is a plus sign followed by a minus sign, 10mg / dl. What does this mean? Does it mean there is something wrong with the kidney?
I'm a woman

Urinary protein a plus sign below a minus sign is suspicious. Does not necessarily mean that there is a problem with the kidney. It may be endocrine, may also be related to food, but also related to mental status. Check it again in two weeks! Do not have too much mental pressure

How to type the minus plus sign of the plus sign in word?

The symbol "±" in word should be read positive and negative
Mathematical symbol ≈ ≡ ≠ = ≤ ≥ ≮∧∩∈∫∪∩∩∫∮∝∨∑∪∩∪∩∪∩∫∬∨∩∫∨∨∩∪∩∫∨∨∩∨∨
There won't be a minus sign above and a plus sign below. Maybe you're wrong

What does a plus sign in a circle mean

Logic operation is also called Boolean operation
XOR logic operation (semi additive operation)
XOR operation is usually represented by symbol "♁", and its operation rules are as follows:
0 ♁ 0 = 0, 0 XOR, the result is 0
0 ♁ 1 = 10 is the same as 1 XOR, the result is 1
1 ♁ 0 = 1, 1 is XOR with 0, the result is 1
1 ♁ 1 = 0 1 is the same as 1 XOR, the result is 0
That is, if two logical variables are different, the output is 1
The words on the electrical drawing are the terminal symbol,
In physics books, it means positively charged electrons
Mathematical logic is the symbol of XOR operation