Sports mental toughness questionnaire(smtq) of adaptation: Validity and reliability

The main aim of this study is to apply the "Sports Mental Toughness Questionnaire" (SMTQ) developed by Sheard, et al. (2009) into Turkish and to carry out the validity and reliability analysis studies of this scale. Following the SMTQ's adaptation along with the validity and reliability analysis, the mental toughness levels of the athletes have been analysed according to their demographic specifications. The SMTQ has been applied to licsensed athletes currently competing in the cities of Izmir and Manisa. Athletes have been chosen from both team sports "Football, Voleyball, Basketball" and also from individual sports "Tennis and Athleticism." The number of participating test subjects are 138 women, 219 men amounting to a total of 357 athletes. In order to generalise the age criteria they have been categorised into age groups: "13-16 year-olds (N: 142, : 15,80, sd: 2,52), 17-20 year-olds(N: 136, : 15,85, sd: 2,53), 21-24 year-olds (N: 47, : 16,17, sd: 2,24), 25 year-olds and above (N: 32, : 15,63, sd: 2,74) ".