Narrative Identity and Its Relationship to Subjective Multidimensional Well-being in First Episode Psychosis

Narrative identity calculated from five narratives scored by the clinician considering agency, communion, redemption/contamination, affective tone, exploratory processing, growth, construction of meaning, elaboration of facts and interpretations, affective tone, ending valence, temporal/causal/thematic coherence and overall coherence.

PERMA-Profiler score. A 15-item questionnaire measured on 11-item Likert scales. Higher scores indicate greater well-being. An overall well-being score is calculated by creating an average score for each item, and subscale scores are calculated by averaging the three items in each subscale

Positive and negative symptom scale (PANSS). The positive scale ranges from 7 to 49, the negative scale from 8 to 56, the hostility scale from 6 to 46, the disorganization scale from 5 to 35, and the anxiety scale from 4 to 28. The total score ranges from 30 to 210.

Stage of Recovery Instrument (STORI). Ten themes are evaluated, each comprising five items ranging from 0 "Not at all true" to 5 "Quite true", corresponding to the five stages of personal recovery. A score is calculated for each stage, ranging from 0 to 50, and the participant is assigned to the stage with the highest score.

10-item Big Five Inventory (BFI-10). The BFI-10 is a 10-item scale assessing the five major personality traits: extraversion, agreeableness, conscientiousness, emotional stability and openness

Childhood Trauma Questionnaire (CTQ). The short version of the CTQ consists of 28 items, including a 3-item denial scale and five 5-item scales. The scale items are a Likert-type scale with five response options (from 1 = "never true" to 5 = "very often true")

Global Assessment of Functioning (GAF). Scores range from 0-100, whereby lower scores represent lower functioning

Hospital Anxiety and Depression Scale (HADS). A 14-item questionnaire of which 7 assess depression and 7 anxiety. The sum of the item scores for each subscale produces an anxiety score and/or a depression score

Personal and Social Performance scale (PSP). Higher scores correspond to better personal and social functioning, scores from 91 to 100 correspond to more than adequate functioning, while scores below 30 correspond to such poor functioning that intensive supervision is required

World Health Organization Quality Of Life Brief (WHOQOL-BREF). The WHOQOL-bref has four types of five-point response scales, allowing assessment of intensity (Not at all-Extremely), ability (Not at all-Completely), frequency (Never-Always) and evaluation (Very dissatisfied/Very bad-Very satisfied/Very good), which vary according to the items

Thinking About Life Experiences scale (TALE-15). This self-questionnaire consists of two general questions, followed by 15 items specific to autobiographical memory functions, each consisting of 5 items. The response items are associated with a 5-point Likert scale ranging from "Almost never" to "Very frequently".

Birchwood Insight Scale (BIS). The questionnaire measures multidimensional assessment of insight, comprising 8 questions (3-point Likert scale: "agree", "disagree" or "unsure"). The overall score ranges from 0 to 12, with a score above 9 indicating good insight.

EuroQol-5Dimension (EQ-5D-5L) questionnaire. This questionnaire comprises five items representing the 5 dimensions of quality of life and a 0-100 visual analog scale. The answers are combined into a 5-digit number describing the patient's health status e.g., health status "11111" indicates the absence of problems

Beck Depression Inventory (BDI-11).

Medication Adherence Rating Scale (MARS). The 10 items assess behaviors, attitudes and treatment experience. Scores range from 0 to 10

Clinical Global Impression (CGI). The questionnaire comprises two measures: Severity and Improvement, both measured on a scale of 1 to 7

Participants must list as many words as possible beginning with the letter "P", belonging to the semantic category "animals".

California Verbal Learning Test (CVLT-11). Free recall is tested immediately (short-term recall) and again after 20 minutes (long-term recall). The word list is presented as a shopping list.

Matrices test taken from the Wechsler Adult Intelligence Scale to measure non-verbal reasoning abilities, general visual intelligence and perceptual organization skills.