Sexually transmitted infections increase in those over 50 years of age. gonorrhea multiplied by six between 2011 and 2021 and continues to grow.
Chlamydia or syphilis also follow an upward trend. A large number of cases occur in a very young population. 37% of sexually transmitted infections occur in children under 18 years of. age and 17% of cases have at least one coinfection. In Spain, the data clearly reflects what we see in hospitals, since we treat more cases.