Area

Grade III, Level A Hospital

Grade II, Level A Hospital

t-value

p-value

Reception

60.78 ± 4.87

53.36 ± 3.46

13.520

<0.001

Waiting area

61.75 ± 4.98

53.76 ± 3.30

14.507

<0.001

Hallway

59.92 ± 6.64

52.98 ± 3.49

9.934

<0.001

Blood-sampling room

59.37 ± 5.19

52.48 ± 2.39

12.482

<0.001