Table 3 Summary of results in the usability test. Five tasks were considered: (1) entering into epiPATH interface, (2) adding data into epiPATH database through our interface, (3) searching data through epiPATH interface, (4) updating data through epiPATH interface, and (5) deleting data from epiPATH database.
Task | Average time in sec (range) | Average number of errors | Average difficulty grade1 |
|---|---|---|---|
1 | 34 (8–72) | 0 | 1 |
2 | 113.5 (88–145) | 0 | 1 |
3 | 93 (65–124) | 0.5 | 1.5 |
4 | 46.8 (35–63) | 0 | 1.33 |
5 | 30.8 (5–124) | 0 | 1.5 |