Table 2 Relationship between study variables and personal characteristics (n = 1400)

Age

<20 years

981 (70.1)

46.28 ± 6.52

0.304

0.738

31.55 ± 4.48

4.228

0.015

77.82 ± 10.26

6.477

0.000**

20 - < 25 years

395 (28.2)

46.09 ± 5.93

31.22 ± 3.72

76.95 ± 6.82

≥25 years

24 (1.7)

47.00 ± 4.293

29.16 ± 3.23

80.01 ± 10.95

Education

Faculty of Nursing

944 (67.4)

46.51 ± 5.607

1.113

0.266

31.89 ± 4.45

6.092

0.000**

80.65 ± 11.183

6.666

0.000**

Technical nursing institute

456 (32.6)

46.11 ± 6.654

30.42 ± 3.69

76.62 ± 9.21

Academic level

First

907 (64.8)

44.35 ± 3.92

1.022

0.382

31.51 ± 4.53

0.961

0.410

75.05 ± 8.32

7.682

0.000**

Second

448 (32.0)

45.23 ± 4.657

31.30 ± 3.79

76.00 ± 13.87

Third

28 (2.0)

46.23 ± 5.951

30.92 ± 3.45

77.74 ± 9.77

Fourth

17 (1.2)

46.32 ± 6.59

30.05 ± 3.00

80.31 ± 11.01

Geographical area

Canal Cities

432 (30.9)

47.29 ± 5.802

9.942

0.000**

29.40 ± 4.37

90.154

0.000**

70.43 ± 10.48

274.39

0.000**

Upper Egypt

226 (16.1)

45.80 ± 5.650

30.10 ± 3.26

77.35 ± 6.84

Delta

211 (15.1)

45.52 ± 6.097

30.94 ± 2.60

80.69 ± 2.40

Northern Egypt

324 (23.1)

44.85 ± 7.04

33.55 ± 3.52

84.35 ± 6.81

Central Egypt

207 (14.8)

47.44 ± 6.613

34.18 ± 4.53

90.85 ± 8.87