TABLE 3

Task Completion, Mental Workload, and Ease of Use During App Usability Testing: Task Completion and Pauses

Example TasksTime on Task, Mean (Range), min
Wave 1 (n = 2)Wave 2 (n = 7)Wave 3 (n = 5)
Create an account7.0 (6.1–7.8)3.3 (1.5–4.3)2.4 (1.2–3.0)
Child profile, complete setup3.3 (3.2–3.4)2.3 (1.2–3.5)0.7 (0.4–1.1)
Nutrition plan, add a new food6.8 (6.1–7.4)3.5 (1.1–7.4)3.8 (2.1–5.5)
Routines, setup1.7 (1.2–2.1)2.4 (0.3–4.6)1.8 (0.5–4.0)
Routines, add a new medicine1.6 (1.5–1.6)2.0 (0.5–3.0)3.1 (1.3–5.5)
Inventory, add a new medicine3.7 (2.5–4.9)3.5 (1.7–6.2)4.0 (3.0–5.1)
Add a note0.8 (0.5–1.1)0.7 (0.1–2.5)0.4 (0.2–0.5)
Pauses >10 s10.5 (9–12)5.8 (2–17)4.5 (0–13)