Table 2.
Saris and Gallhofer’s list of response scale characteristics and choices
Characteristics | Design choices |
---|---|
Response scale: basic choice | More than 2 categories scale |
Two-category scale | |
Numerical open-ended scale | |
Magnitude estimation | |
Line production | |
More steps procedures | |
Number of categories (categorical) | [Enter value] |
Maximum possible value (continuous) | [Enter value] |
Labels of categories | No labels |
Partially-labelled | |
Fully-labelled | |
Labels with short text or complete sentences | Short text |
Complete sentences | |
Order verbal labels | First label negative |
First label positive | |
Correspondence between numerical and verbal labels | High correspondence |
Medium correspondence | |
Low correspondence | |
Range of the used scale | Bipolar |
Unipolar | |
Range correspondence | Both bipolar |
Both unipolar | |
Concept bipolar/Scale unipolar | |
Symmetry of response scale | Symmetric |
Asymmetric | |
Neutral category | Present |
Absent | |
Number of fixed reference points | [Enter value] |
“Don’t know” option | Present |
Only registered | |
Absent | |
Horizontal or vertical scale | Horizontal |
Vertical | |
Overlap between verbal and numerical labels | Present |
Text clearly connected to categories | |
Numbers or letters before answer categories | Numbers |
Letters | |
Neither | |
Scale with only numbers or numbers in boxes | In boxes |
Not in boxes |