Table 3 The relationship between gender, age, work site, working experience, course, and the number of patients with intervention time

Gender

0.87^a

1.00

 Male

4

0

4

 Female

61

11

50

Age

2.20^a

0.36

  < 30 years

29

7

22

 31–36 years

23

2

21

 37–43 years

13

2

11

Work site

5.93^a

0.20

 ENT department

59

10

49

 Medical rehabilitation

5

0

5

 Speech therapy unit

1

1

0

Working experience

2.28^a

0.18

  < 6 years

7

21

28

  > 6 years

4

33

37

Dysphagia training

0.21^a

0.85

 Never attended

4

1

3

 Attended 7–14 days

48

8

40

 Attended course 15 days and < 3 months

13

2

11

Attended specific course in head and neck cancer

0.25^a

1.00

 Yes

9

1

8

 No

56

10

46

Working experience managing head and neck cancer patients with dysphagia

0.006^a

1.00

  < 4 years

42

7

35

  > 5 years

4

19

23

Total number of head and neck cancer patients

2.00^a

0.19

  < 20

41

9

32

  > 20

24

2

22