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Table 3 Schedule of assessment

From: Intervention to enhance adherence to mandibular advancement appliance in patients with obstructive sleep apnoea: study protocol for a randomised clinical trial

Assessment Baseline
T0
Pre-treatment
T1
3 months
T2
6 months
T3
18 months
T4
36 months
T5
Questionnaires       
 Epworth Sleepiness Scale (ESS) X    X   
 Self-Efficacy Measure for Sleep Apnea X   X X   
  (SEMSA)     X   
 Pittsburgh Sleep Quality Index (PSQI) X    X   
 EQ-5D X      
 Socio-Economic Questionnaire X      
 Social Support Questionnaire X      
Age X      
Gender X      
Body mass index (BMI) X      
Neck circumference X      
Objective measure of adherence    X X X X
Subjective measure of adherence    X X X X
One-to-one interviews     X