Nursing activity | Average sound level generated from each activity | Significant difference | |||
Condition 1 (Sound and time unaware) | Condition 2 (Time aware) | Condition 3 (Sound and time aware) | Condition 1 vs. 2 | Condition 2 vs. 3 | |
(1) Wagon | 49.0 | 51.4 | 50.1 | n.s. | p = 0.0002 |
(2) Tray | 54.0 | 58.1 | 52.8 | n.s. | p = 0.0014 |
(3) Bowl | 58.3 | 60.5 | 56.0 | n.s. | p = 0.0002 |
(4) Sink | 51.4 | 54.1 | 51.7 | n.s. | p = 0.0003 |
(5) Microwave oven | 62.5 | 64.9 | 61.0 | n.s. | p = 0.0005 |
(6) Bed guards | 55.0 | 56.6 | 53.3 | n.s. | n.s. |
(7) Typing | 46.1 | 47.1 | 46.1 | n.s. | n.s. |
(8) Filing | 48.0 | 50.0 | 48.0 | n.s. | n.s. |