From: The usability of ventilators: a comparative evaluation of use safety and user experience
Ā | Use error and close calls (% of tasks) Use safety | NASA-TLX (0ā100) Workload | PSSUQ (1ā7) System usability | |||
---|---|---|---|---|---|---|
Ventilator | Mean | Standard deviation | Mean | Standard deviation | Mean | Standard deviation |
G5 | 12.8 | 10.7 | 28.3 | 20.5 | 2.7 | 1.3 |
PB980 | 13.2 | 11.9 | 43.7 | 21.9 | 3.5 | 1.5 |
SERVO-U | 9.1 | 11.0 | 21.5 | 17.1 | 1.7 | 0.9 |
V500 | 16.9 | 14.1 | 34.6 | 20.8 | 3.1 | 1.4 |