TABLE 1.
Description of items included in the development of SCADS (final version 1.6).
| Construct | Item no. | Description of item | Vers 1.6 | Vers 1.5 | Vers 1.4 | Vers 1.3 | Vers 1.2 | Vers 1.1 |
|---|---|---|---|---|---|---|---|---|
| 1. Knowledge and clarity of information on current dosage of bDMARDs | Q1 | Admitting injecting bDMARDs following the prescribed dose | / | / | / | / | / | / |
| Q2 | Verifying strength of bDMARDs taken | / | / | / | / | / | x | |
| Q3 | Claiming to inject bDMARDs according to prescribed frequency | / | / | / | x | x | x | |
| Q4 | Verifying frequency of bDMARDs injection taken | / | x | x | x | x | x | |
| Q5 | Claiming to inject bDMARDs according to specific day or date | / | / | / | x | x | x | |
| Q6 | Verifying the specific day or date of bDMARDs injection taken | / | / | x | x | / | / | |
| 2. Medication-taking behavior on bDMARDs | Q7 | Forgetfulness in injecting bDMARDs | / | / | / | / | / | / |
| Q8 | Continue injecting bDMARDs even though feeling better with no joint pain | / | / | / | / | / | / | |
| Q9 | The commitment of having bDMARDs injection when traveling abroad | / | / | / | / | / | / | |
| Q10 | Temporary discontinuation of bDMARDs when having an infection | / | / | / | / | / | / |