Table 2.

Overview of domains, categories, and the relative frequency of codes (%), and definitions of each category.

Domain and category, %			Definition
This is me, 44.1%
	This is who I am, 15.5%	Texts reflecting a personal narrative about what kind of person one is, what qualities, difficulties, and needs they have, their autistic functioning, and how they (think that they) are perceived by others.
	My present and past circumstances, 8.2%	Information on current events, everyday life, positive experiences, and early formative events.
	Change is possible, 14.2%	Strategies that work or have potential to work, that they have developed through life, and show motivation and insight that they have the agency to act to progress.
	My point of view, 6.2%	Beliefs, opinions, and thoughts about society, autism, human psychology, and the perspective of others.
Working with the treatment, 34.8%
	Appreciation and treatment alliance, 8.4%	Expressions of appreciation, a positive attitude, and bonds of alliance toward the treatment or the therapist.
	Putting the treatment aside, 3.2%	Information about not having completed parts of the treatment, and reasons for this, including both psychological issues, such as forgetting and lacking energy, but also external events that got in the way of the treatment work.
	Plans to attempt a new task, 7.0%	Reflections regarding how to – or plans to implement a treatment task or exercise, or deciding on a treatment goal.
	Have attempted a new task, 4.6%	Reports on completion of a treatment task or exercise, or reflections around the implementation of a task or exercise.
	Observing positive consequences of treatment, 3.2%	Statements illustrating that the participant has observed a positive consequence on their personal development from the treatment or specific exercises.
	Problems with the treatment, 8.3%	Texts in which the participant expresses difficulties, frustration, or other negative aspects of the treatment content or format, such as failure to understand a task or its purpose, considering certain parts of the treatment irrelevant, or technical problems.
I struggle, 21.1%
	Life is and has been demanding, 11.6%	Descriptions of current and past difficult events or circumstances, that they have been treated badly throughout life, experienced failure, and have been enduring from mental ill-health.
	Identifies patterns and problem behaviors, 3.1%	Texts reflecting identification and insight into maladaptive and safety behaviors, and identification of the relation between these behaviors and negative consequences.
	I am troubled by mental ill-health, 4.3%	Factual descriptions of current mental ill-health, loneliness, and struggles and their causes and consequences, without engaging in maladaptive thoughts or rumination.
	Maladaptive thoughts, 2.2%	Expressions of hopelessness, meaninglessness, or distress, as well as other cognitive distortions, indicate a stagnation of cognitive flexibility.