“…33 Compared with other series, our cohort has lower rates of previous CPR training against developed and high-income countries (as Norway, Denmark, USA, Portugal, and Japan) 19,21,28,29,31 but is similar to those found in upper-middle, lower-middle and low-income countries (as China, Turkey, and Malaysia). 17,34 Unfortunately, to this date, Mexico has no programs to implement mandatory CPR training in the scholar curricula; we face several barriers to improve these health policies, especially their economic cost and trainer availability. 35 Although we did not find a significant difference between students' knowledge from the public and private universities, socioeconomic status is likely a key determinant of access to CPR learning and survival rates, 27,36 since many low-income students fail to reach a university education, we do not know their current status in our country.…”