Skip to main content

Table 2 Measurements and time of assessment

From: Internet-based treatment for Romanian adults with panic disorder: protocol of a randomized controlled trial comparing a Skype-guided with an unguided self-help intervention (the PAXPD study)

Instruments Abbreviation Aim Time of assessment
Clinician administered
Semi-structured clinical interview for DSM-IV axis I disorders PDSQ DSM-IV Axis I disorders Pre and post intervention (12 weeks)
Self-report ratings
Primary outcome measure    
Panic disorder severity scale - self report PDSS-SR Severity of panic symptoms Pre-treatment, every two weeks after intervention commencement, mid-treatment, post-treatment, and at follow-up: months 1, 3, 6 and 12
Secondary outcome measures    
The agoraphobic cognitions questionnaire ACQ Maladaptive cognitions Pre-treatment, mid-treatment, post-treatment, and at follow-up: months 1, 3, 6 and 12
The body sensations questionnaire BSQ Fear of body sensations Pre-treatment, mid-treatment, post-treatment, and at follow-up: months 1, 3, 6 and 12
Patient health questionnaire-9 PHQ-9 Symptoms and severity of depression Pre-treatment, mid-treatment, post-treatment, and at follow-up: months 1, 3, 6 and 12
The work and social adjustment scale WSAS Functional impairment Pre-treatment, mid-treatment, post-treatment, and at follow-up: months 1, 3, 6 and 12
Psychiatric diagnostic and screening questionnaire PDSQ Axis 1 disorders Pre-treatment, post-treatment, and at follow-up: months 6 and 12
Panic attack cognition questionnaire PACQ Catastrophic cognitions Pre-treatment, mid-treatment, post-treatment, and at follow-ups
Body vigilance scale BVS Attentional focus on body sensations Pre-treatment, mid-treatment, post-treatment, and at follow-ups
Perceived stress scale – 10 PSS-10 Perceived stress levels Pre-treatment, mid-treatment, post-treatment, and at follow-ups
Additional measures    
Working alliance inventory short form WAI-S Therapeutic alliance Administered after first and fourth session
Credibility/ expectancy questionnaire CEQ Expectancy for change and treatment credibility Administered at 2 and 6 weeks during intervention
System usability scale SUS Usability and learnability Administered at 2 and 6 weeks during intervention
a 5-item shortened version of the Medical Outcomes Study Social Support Scale (MOS-SSS) SS-5 Social support Pre-treatment, mid-treatment, post-treatment, and at follow-ups
OMNI-IV personality disorder inventory OMNI-IV Dependent personality Pre-treatment
Personal autonomy questionnaire PAQ Autonomy Pre-treatment
Psycho-education questionnaire PEQ-8 Panic disorder knowledge Pre and post-treatment
Drop-out reasons questionnaire DRQ-18 Drop-out reasons After dropping out
Patient feedback questionnaire PFQ Patient satisfaction Post-treatment