"Of interest in terms of relationships that were not found in the data is that amount of play (measured by average hours/week and most hours/week) showed no significant relationship to player wellbeing. Rather the results suggest the primacy of the psychological experience of gameplay - given that the experience of relatedness and competence in gameplay had a greater impact on player wellbeing scores than the type of game being played, the mode, or the amount."
Daniel Johnson - Queensland University of Technology.
Read the full survey findings.