Specifically, Guérin et al. stressed insignificant differences across gender in exercise results, particularly in relation to SDT. On the other hand, in an applied study on a sample of 888 master’s students , an analysis was carried out on whether or not the perceptions of autonomy and gender-specific competence affected their decisions about their enrolment in STEM subjects . The results revealed that male students perceive themselves as having more self-efficacy and leadership than women, who showed low perceptions of their competence and uncertainty with regards to the future, and, therefore, less motivation . Another study, carried out over eight months among 85 students, evaluated a program based on the teaching of Personal and Social Responsibility, including Basic Psychological Needs, motivation, life satisfaction, and gender differences. The results pointed out