It was also higher among participants of higher socioeconomic status 24.3% than among participants of lower socioeconomic status 10.2% p=0.001, and higher among those between 18 and 20 years of age 33.9%, p=0.001, than among younger participants.
10,2%, p=0,001 y entre los 18 y 20 años 33,9%, p=0,001.