The worldwide incidence rate is approximately 1.7 cases per 100,000 people annually
about 1/100,000 people have it.
From what I found, they are both equally common.
The chance of having a baby with Edwards' syndrome increases with the mother's age.
Not very, I have it and haven't ever found someone else that has it so I would say not very common.
Carpal tunnel syndrome.
Marfan syndrome is one of the more common inheritable disorders.
The Scientific name is "Angelman Syndrome" the common name is " Happy Puppet Syndrome"
Turner syndrome or Ullrich-Turner syndrome.
Proteus Syndrome more common in mails or females?
Marfan's syndrome is the most common genetic disorder of connective tissue. It occurs in about every 10,000 to 20,000 individuals.
to many to count
Down's syndrome is the most common.
About 10% of children with EA have what is called the VATER syndrome
According to the Alstrom Syndrome International website, there is no gender difference.