The investigators shall study the effect of Sinopharm vaccination on semen parameters and serum testosterone
The investigators shall compare semen parameter (sperm density, sperm motility, and percentage of abnormal sperm form) as well as morning serum testosterone before vaccination, and 3 months after the second dose of the vaccine.
Study Type
OBSERVATIONAL
Enrollment
100
Semen analysis according to WHO laboratory manual for the examination and processing of human semen, Fifth edition
Faculty of Medicine, Cairo University
Cairo, Egypt
RECRUITINGSperm density count/ml
As measured from semen samples
Time frame: up to 6 months
Total sperm count per ejaculate
As measured from semen samples
Time frame: up to 6 months
Percentage of motile sperm
As measured from semen samples
Time frame: up to 6 months
Percentage of abnormal sperm forms
As measured from semen samples
Time frame: up to 6 months
Morning serum testosterone
Total serum testosterone measured using immunoassay
Time frame: up to 6 months
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