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Table 7 Baseline characteristics stratified based on center

From: The statistical analysis plan for the unification of treatments and interventions for tinnitus patients randomized clinical trial (UNITI-RCT)

Sample (N = , %)

Athens

Berlin

Granada

Leuven

Regensburg

Age

 Mean (SD)

     

 Missing (%)

     

Sex

 Female

     

 Male

     

 Missing (%)

     

Education attainment (ESIT-SQ A5)

 No school

     

 Primary (elementary school)

     

 Lower secondary (middle school)

     

 Upper secondary (high school)

     

 University or higher degree

     

 Missing (%)

     

PHQ-9 score

 Mean (SD)

     

 Missing (%)

     

THI score

 Mean (SD)

     

 Missing (%)

     

TFI score

 Mean (SD)

     

 Missing (%)

     

Mini-TQ score

 Mean (SD)

     

 Missing (%)

     

Physical health (WHOQOL)

 Mean (SD)

     

 Missing

     

Psychological health (WHOQOL)

 Mean (SD)

     

 Missing (%)

     

Social factors (WHOQOL)

 Mean (SD)

     

 Missing (%)

     

Environment (WHOQOL)

 Mean (SD)

     

 Missing (%)

     

Hearing loss

 None

     

 Mild

     

 Moderate

     

 Severe

     

 Missing (%)

     

Tinnitus presentation (ESIT-SQ B2)

 Constant

     

 Intermittent

     

 Missing (%)

     

Tinnitus duration (ESIT-SQ B3)

 Mean (SD)

     

 Missing (%)