They recommended using one of four standard questionnaires (Tinnitus Handicap Inventory, Tinnitus Handicap Questionnaire, Tinnitus Reactions Questionnaire or Tinnitus Questionnaire) as an outcome instrument in therapeutic trials, although most were developed for intake assessment.
The Bulgarian study involved 3 weeks of application, with dermatological evaluation (detection of allergy, irritation, dryness, discomfort, pimples) and subject self-assessment questionnaires (adverse reaction, yes/no).
In the UK studies, the test materials were applied for 7, 10 or 28 days and skin reactions were evaluated using self-assessment questionnaires (adverse reaction, yes/no, severity slight, moderate, severe).
* These measurements were only collected in the intervention groups n/a = not applicable All measurements were administered simultaneously in each pair of intervention and control unit, except for the questionnaires regarding reaction to, and evaluation of the training.
Acute Stress Reaction Questionnaire (ASR-Q) [ 8, 28] and Post Traumatic Stress Disorder Questionnaire (PTSD-Q)[ 9] were developed converting DSM-IV diagnostic criteria for these disorders into questions in English language which were then translated into Urdu.
✓ PERQ (Parent Emotional Reaction Questionnaire; [ 108]).
PERQ = Parental Emotional Reaction Questionnaire, CES-D = Center for Epidemiologic Studies.
The parents' emotional reactions were measured using the Parental Emotional Reaction Questionnaire (PERQ), and their depressive symptoms were measured using the Center for Epidemiologic Studies Depression Scale (CES-D).
Internal consistency ranges from alpha 0.79 to 0.90 and validity from 0.53 to 0.72 [ 107 ]. ✓ PERQ (Parent Emotional Reaction Questionnaire; [ 108 ]).
The questionnaire evaluated student reaction to the purpose and length of the testing process, the level of involvement of group members during the discussion, as well as the students' attitudes and perceptions on the testing process (Table 1).
