Donor and Specimen Analysis Donors are between the ages of 18 and 35 years. All donors either have been or are currently in college. The level of formal education spans the Bachelor's and Master's degrees, and a number of the donors are currently enrolled in graduate programs. Racially, donors are primarily caucasian, but also include Hispanic, Spanish, and Chinese ancestry. Genetic diseases are screened where warranted, and include Tay-Sachs , Sickle Cell , and cystic fibrosis.
Chromosomal analysis is available upon physician request.
The average number of motile sperm per specimen is 26 million, with a range of approximately 15-50 million. Top Performance Data Ninety three percent of all CryoGam donors who have been actively utilized for more than 6 months have documented pregnancies. Representative pregnancy rates for CryoGam donors have been calculated from data obtained from physicians and patients all over the United States and now Internationally. The pregnancy outcome data is returned to us via pregnancy report forms. The pregnancy rate is determined from these reported pregnancies.