0 people with Koolen De Vries Syndrome / 17q21.31 Microdeletion Syndrome have taken the SF36 survey. Mean of Koolen De Vries Syndrome / 17q21.31 Microdeletion Syndrome is 0 points (0 %). Total score ranges from 0 to 3,600 being 0 the worst and 3,600 the best. Take the SF36 Survey