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Table 1 Measurements and variables assessed

From: EXACKTE2: Exploiting the clinical consultation as a knowledge transfer and exchange environment: a study protocol

Type of variable

Variables assessed

Scale or sub-scale

Measures, Author, Year

Number of items

Timeframe

     

Entry

After consultation

2 weeks after consultation

1.0 Relationship-centered measures administered in physicians and patients

1.1 Essential elements of SDM (Makoul & Clayman, 2006)

 

1.1.1 Knowledge-related Component

      
 

   Define/explain problem

Information Giving

Medical Communication Competence Scale, Cegala 1998

9

 

x

 
 

   Present options

      
 

   Discuss pros/cons

      
 

   Doctor knowledge/recommendations

Doctor recommendations

Patient-Physician Discordance Scale, Sewitch, 2001

7

 

x

 
  

Perception of the effectiveness of the decision

Decisional Conflict Scale, O'Connor 2005

7

 

x

 
 

   Check/clarify understanding

Information verifying

Medical Communication Competence Scale, Cegala 1998

4

 

x

 
  

Feeling uninformed

Decisional Conflict Scale, O'Connor 2005

4

 

x

 
 

1.1.2 Value-related Component

      
 

   Patient values/preferences

Values clarification

Decisional Conflict Scale, O'Connor 2005

4

 

x

 
  

Support

Decisional Conflict Scale, O'Connor 2005

3

 

x

 
  

Uncertainty

Decisional Conflict Scale, O'Connor 2005

3

 

x

 
 

   Discuss patient ability/self-efficacy

Self-efficacy

Theory of planned behavior

3

 

x

 

1.2 Other

1.2.1 Dyadic OPTION

Dyadic OPTION

Dyadic OPTION, Elwyn 2008

12

 

x

 

2.0 Patient outcomes

 

2.1 Decisional regret

Decisional regret scale

Decisional Regret Scale, Brehault 2003

5

  

x

(patient)

 

2.2 Quality of life

Quality of life

Short-form 12, Ware 1996

12

  

x

(patient)

3.0 Characteristics of physicians and patients

 

3.1 Attitude towards clinical decisions

Anxiety due to uncertainty

Physician's reaction to uncertainty scales, Gerrity 1995

5

x

(physician)

  
  

Reluctance to disclose uncertainty to patients

Physician's reaction to uncertainty scales, Gerrity 1995

5

x

(physician)

  
 

3.2 Sociodemographics (physicians and patients)

   

x

(physician)

x

(patient)

 

4.0 Other

 

4.1 OPTION third observer

OPTION third observer

OPTION third observer, Elwyn 2001

12

 

x