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Table 1 Frequency distribution of qualitative variables in the control and intervention groups

From: The effect of multi-component interventions on the incidence rate, severity, and duration of post open heart surgery delirium among hospitalized patients

Group

 

Control

Intervention

P-value

Variable

Frequency

Frequency percentage

Frequency

Frequency percentage

Sex

Female

17.0

35.4

11.0

22.9

0.26

Male

31.0

64.6

37.0

77.1

Place of residence

The capital (Shiraz)

12.0

25.0

9.0

18.8

0.34

Cities

24.0

50.0

31.0

64.6

Villages

12.0

25.0

8.0

16.7

Level of education

Illiterate

9.0

18.8

8.0

16.7

0.96

Primary school

11.0

22.9

12.0

25.0

High school

5.0

10.4

5.0

10.4

Diploma

17.0

35.4

19.0

39.6

Academic

6.0

12.5

4.0

8.3

Occupation

Self-employed

15.0

31.3

16.0

33.3

0.64

Employed

6.0

12.5

3.0

6.3

Unemployed

1.0

2.1

2.0

4.2

Retired

14.0

29.2

18.0

37.5

Homemaker

11.0

22.9

8.0

16.7

Student

1.0

2.1

0.0

0.0

History of underlying diseases

Diabetes

2.0

4.2

3.0

6.3

0.57

Hyperlipidemia

5.0

10.4

4.0

8.3

Hypertension

6.0

12.5

10.0

20.8

More than one

Disease

27.0

56.3

22.0

45.8

None

8.0

16.7

9.0

18.8

Type of surgery

Coronary artery

bypass graft

38.0

79.2

40.0

83.3

1.0

Repair/replace

of the valves or

other types of surgeries

10.0

2.8

8.0

16.7