Table 1 Usability ranges of the SUS according to Bangor [41]
From: Evaluation of a clinical decision support system for rare diseases: a qualitative study
| SUS score (range) | Ranking |
|---|---|
| 84.1–100.0 | Best imaginable |
| 80.8–84.0 | Excellent |
| 71.1–80.7 | Good |
| 51.7–71.0 | OK |
| 25.1–51.6 | Poor |
| 0.0–25.0 | Worst imaginable |