Table 1 Participants’ general characteristics (N = 165)

Age (yr)

< 65

85 (51.5)

64.09 ± 4.50

≥65

80 (48.5)

Gender

Woman

165 (100)

Man

0 (0.0)

Educational status

≤Elementary school

110 (66.7)

7.15 ± 2.73

0.57 (.566)

26.77 ± 3.91

0.07 (.933)

47.40 ± 8.12

1.86 (.160)

Middle school

47 (28.5)

7.06 ± 2.53

26.61 ± 3.35

45.97 ± 7.06

High school

7 (4.2)

6.13 ± 1.36

27.12 ± 4.79

42.50 ± 2.97

≥University

1 (0.6)

Care-worker experience (year)

≤1

49 (29.7)

33.21 ± 31.67

1–3

64 (38.8)

3–5

21 (12.7)

5–7

15 (9.2)

7–9

10 (6.0)

≥9

6 (3.6)

Current workplace

Metropolitan region

142 (86.1)

7.02 ± 2.64

−0.70 (.485)

26.59 ± 3.87

−1.24 (.217)

46.26 ± 7.20

−1.61 (.119)

Rural area

23 (13.9)

7.43 ± 2.55

27.65 ± 3.12

49.78 ± 10.03

Experience frequency of pressure ulcer

0

38 (23.0)

4.26 ± 5.05

1

29 (17.6)

2–5

47 (28.5)

6–10

41 (24.8)

11–15

2 (1.2)

15–20

8 (4.8)

Educational experience

Yes

137 (83.0)

7.39 ± 2.66

4.55 (.000)

26.94 ± 3.78

1.48 (.142)

47.56 ± 7.99

4.31 (.000)

No

28 (17.0)

5.53 ± 1.79

25.78 ± 3.71

42.82 ± 4.55

Number of times for education on Pressure ulcer

0

28 (17.0)

3.43 ± 2.85

1–5

108 (65.5)

6–10

28 (17.0)

≥11

1 (0.6)

Education time (minute per 1 education) (n = 137)

≤10

49 (35.8)

18.97 ± 10.05

11–20

66 (48.2)

21–30

13 (9.5)

≥31

9 (6.5)