Table 7.
SUS of FDA’s online ADR reporting
| Statements | Participant’s answer n (%) | SUS score | |||||
|---|---|---|---|---|---|---|---|
| Strongly disagree | Disagree | Neutral | Agree | Strongly agree | M (SD) | SUS grade | |
| 1. I think I would like to use this tool frequently | 2 (0.40) | 5 (1.00) | 46 (46) | 168 (33.67) | 278 (55.71) | 68.81 (15.52) | Okay and grade C |
| 2. I found the tool unnecessarily complex | 111 (22.24) | 130 (26.05) | 125 (25.05) | 101 (20.24) | 32 (6.41) | ||
| 3. I thought the tool was easy to use | 5 (1.00) | 12 (2.40) | 117 (23.45 | 195 (39.08) | 170 (34.07) | ||
| 4. I think that I would need the support of a technical person to be able to use this system | 104 (20.84) | 107 (21.44) | 122 (24.45) | 99 (19.84) | 67 (13.43) | ||
| 5. I found the various functions in this tool were well integrated | 0 (0.00) | 6 (1.20) | 70 (14.03) | 219 (43.89) | 204 (40.88 | ||
| 6. I thought there was too much inconsistency in this tool | 112 (22.44) | 154 (30.86) | 140 (28.06) | 70 (14.03) | 23 (4.61) | ||
| 7. I would imagine that most people would learn to use this tool very quickly | 5 (1.00) | 13 (2.61) | 94 (18.84) | 178 (35.67) | 209 (41.88) | ||
| 8. I found the tool very cumbersome to use | 176 (35.27) | 167 (33.47) | 100 (20.04) | 44 (8.82) | 12 (2.40) | ||
| 9. I felt very confident using the tool | 4 (0.80) | 9 (1.80) | 122 (24.45) | 185 (37.07) | 179 (35.87) | ||
| 10. I needed to learn a lot of things before I could get going with this tool | 56 (11.22) | 70 (14.03) | 119 (23.85) | 151 (30.26) | 103 (20.64) | ||
N = 499. SUS score interpretation: > 80.3 (grade A—excellent), 68–80.3 (grade B—Good), 68 (grade C—okay), 51–68 (grade D—poor), and < 51 (grade F—awful)