Table 1: Comparison of demographic variables in both intervention and control groups before intervention.

Variables Control Group Intervention Group Statistic Test
Age 58 51 T=3.01
DF=126
P=0.8
Sex: Male
Sex: Female
73.4%
26.6%
62.5%
37.5%
DF=1
P=0.18
x2=1.75
Education Illiterate:34.4
Under the diploma:45.3
Diploma:15.6
Educated:4.7
Illiterate:25
Under the diploma:48.4
Diploma:17.2
Educated:2.4
Fisher Exact Test
P=0.5
Underlying disease Diabetes:15.6
Hypertension:31.2
Both of them:25
No disease:28.1
Diabetes:18.8
Hypertension:34.4
Both of them:7.8
No disease:39.1
DF=3
P=0.06
x2=7.17
Loved one’s voice Parents:10.9
sister and brother: 7.8
Spouse: 42.2
Child and grandchild: 39.1
Chest Tube location Left Chest Tube: 59.4
Right Chest Tube: 6.2
Left Chest Tube: 54.7
Right Chest Tube: 7.8
Fisher Exact Test
P=0.8