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Table 3 Data saturation matrix for symptoms and impacts

From: Symptoms and impacts of ambulatory nonsense mutation Duchenne muscular dystrophy: a qualitative study and the development of a patient-centred conceptual model

 

Participant numbera

C102

C101

C103

C104

C105

C106

C108

C107

C109

C110

SYMPTOMS

Muscle-related

  Muscle weakness

S

 

S

S

S

S

S

  

S

  Muscle breakdown

S

S

  

S

S

S

  

S

Physical function

  Difficulty walking distances

S

S

S

 

S

S

S

S

S

S

  Slower walking

S

S

 

S

S

   

S

S

  Difficulty with stairs

 

P

 

S

S

 

P

S

 

S

  Difficulty getting up off the floor

S

S

S

S

S

S

   

S

  Poor balance

S

   

S

P

    

  Difficulty lifting/carrying

P

P

P

S

S

S

S

P

 

S

  Difficulty writing/drawing

 

S

 

S

S

S

S

 

P

S

  Difficulty with fine motor skills

P

P

 

S

S

S

S

  

P

Fatigue/tiredness

S

S

  

S

S

S

S

S

S

Cognitive-behavioural

  Learning/memory difficulties

S

S

P

S

S

S

P

P

P

 

  Difficulty focusing/concentrating

S

S

  

S

P

P

 

S

P

  Communication/language difficulties

  

P

S

S

S

    

  Aggressive behaviour

    

S

 

S

S

 

S

  Autistic/ADHD spectrum behaviours

 

S

S

S

 

S

S

 

S

S

Pain/discomfort

  Lower limb pain/discomfort

S

S

  

S

P

P

P

  

  Upper body pain/discomfort

 

S

  

P

     

IMPACTS

Daily activities

  School/nursery

S

S

S

S

S

S

S

S

S

S

  Self-care

S

S

 

S

S

S

S

S

S

S

Social activities

  Difficulty keeping up with others

 

S

 

S

S

S

S

S

S

S

  Missing out/avoiding social situations

S

S

  

S

P

S

S

 

S

Emotional wellbeing

  Upset/sadness

 

S

 

S

S

S

S

S

S

 

  Frustration

S

S

  

S

S

 

S

 

S

  Anxiety

S

     

P

S

S

S

  Confidence/self-esteem

P

  

S

S

 

P

S

  
  1. aParticipant numbers are presented in the order the interviews were conducted. S = spontaneously reported impacts, P = probed impacts. Impacts were considered spontaneously reported unless explicitly probed. Bold letters indicate the first spontaneous report