Table 1.

The content of the intervention sessions

Session	Setting agenda
1	Implementation of pre- test included Assessment of, Athletic Performance, the Sport Competition Anxiety and Experiential avoidance
	Introducing Mindfulness-Acceptance-Commitment-Based Approach
	Assessment of One’s Relationship with Internal Experiences
	Challenging the control of negative thoughts and emotions (control as the problem: creative hopelessness ) and the Destructive Effects of Experiential Avoidance
	Introductory Breathing Exercise
	Introduction to self-monitoring
2–3 (Mindfulness phase)	Continuing Previous exercises
	Introducing Mindfulness and Cognitive defuse
	To teach mindfulness exercises included: Body scan practice, The Three Minute Breathing Space and Mindfulness practice in everyday life
4–5 (Values identification and Commitment Phase)	Continuing Previous exercises
	Introducing Values and Values-Driven Behavior
	Assessment of Values, Goals, Actions, and Barriers
	Increasing Engagement in Valued Activities
6–7 (Acceptance Phase)	Introducing Acceptance and Enhancing Commitment:
	Cultivating Acceptance through Mindfulness skills and metaphors
8 (Integration and Practice Phase)	Maintaining and Enhancing Mindfulness, Acceptance, and Commitment
	Implementation of post- test included Assessment of, Athletic Performance, the Sport Competition Anxiety and Experiential avoidance