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Table 1 Responses to the seven questions asked in a survey on “experiences with the delegation of anaesthesia for disbudding and castration to trained and certified livestock owners” in Switzerland (2012)

From: Experience with the delegation of anaesthesia for disbudding and castration to trained and certified livestock owners

Question 1: In my client farms, in which procedures I, II or III are conducted, anaesthesia is still administered by vets of my practice. This applies to .% of my client farms.

Statistical comparison (p-values of cross tabulation and Pearson’s chi square test)

Answers

0%

1-33%

34-66%

67-99%

100%

vs proc I

vs proc II

vs proc III

overall

Procedure I

2.5%

28.8%

25.2%

35.0%

8.5%

  

< 0.0001

 

Procedure II

2.4%

27.1%

18.7%

36.1%

15.7%

0.279

   

Procedure III

26.5%

46.3%

14.3%

8.2%

4.7%

 

< 0.0001

  

Procedures I-III

        

< 0.0001

Question 2: As compared to the situation prior to the introduction of the ADM, my practice now performs …. anaesthesia for procedures I, II or III in my client farms.

    

Answers

Clearly less

Less

Equal

More

Clearly more

vs proc I

vs proc II

vs proc III

overall

Procedure I

11.3%

25.0%

39.4%

10.6%

13.7%

  

0.007

 

Procedure II

9.4%

26.9%

44.4%

8.8%

10.5%

0.774

   

Procedure III

18.0%

18.0%

48.2%

12.2%

3.6%

 

0.012

  

Procedures I-III

        

0.022

Question 3: In my client farms, procedures I, II or III are still performed without anaesthesia. This applies to …% of my client farms.

    

Answers

0%

1-33%

34-66%

67-99%

100%

vs proc I

vs proc II

vs proc III

overall

Procedure I

51.8%

41.4%

5.6%

1.2%

0.0%

  

0.0001

 

Procedure II

39.3%

50.9%

6.7%

3.0%

0.0%

0.122

   

Procedure III

7.6%

38.6%

29.7%

23.4%

0.7%

 

0.0001

  

Procedures I-III

        

0.0001

Question 4: In my client farms, external certified lay person administer anaesthesia for procedures I, II or III. This applies to …% of my client farms.

    

Answers

0%

1-33%

34-66%

67-99%

100%

vs proc I

vs proc II

vs proc III

overall

Procedure I

49.4%

43.1%

4.4%

3.1%

0.00%

  

0.143

 

Procedure II

66.1%

30.9%

1.8%

1.2%

0.00%

0.018

   

Procedure III

45.7%

40.7%

11.4%

2.2%

0.00%

 

< 0.0001

  

Procedures I-III

        

< 0.0001

Question 5: My experience with the ADM showed that my certified clients administer the anaesthesia for procedures I, II or III technically correct. This applies to …% of my client farms.

    

Answers

0%

1-33%

34-66%

67-99%

100%

vs proc I

vs proc II

vs proc III

overall

Procedure I

3.8%

16.7%

21.2%

52.5%

5.8%

  

0.001

 

Procedure II

12.9%

22.7%

19.0%

37.4%

8.0%

< 0.0001

   

Procedure III

12.5%

36.1%

27.8%

22.2%

1.4%

 

0.001

  

Procedures I-III

        

< 0.0001

Question 7: Some certified farmers realised that administration of anaesthesia for procedures I, II, or III is a demanding task and, therefore, continued to assign their contract veterinary practice to administer anaesthesia. This applies to …% of my client farms.

    

Answers

0%

1-33%

34-66%

67-99%

100%

vs proc I

vs proc II

vs proc III

overall

Procedure I

17.8%

51.4%

19.8%

9.6%

1.4%

  

< 0.0001

 

Procedure II

15.6%

50.4%

19.8%

12.8%

1.4%

0.587

   

Procedure III

50.4%

31.3%

14.8%

3.5%

0.00%

 

< 0.0001

  

Procedures I-III

        

< 0.0001

Question 8: I assess the ADM as … model to reinforce the legal obligation to administer local anaesthesia for procedures I, II, or III.

    

Answers

Very poor

Poor

Moderate

Good

Very good

vs proc I

vs proc II

vs proc III

overall

Procedure I

6.8%

18.4%

28.8%

35.0%

11.0%

  

0.004

 

Procedure II

6.2%

17.3%

40.7%

29.0%

6.8%

0.202

   

Procedure III

15.2%

22.8%

35.1%

22.8%

4.1%

 

0.043

  

Procedures I-III

        

0.005

  1. vs = versus; procedure I = anaesthesia for disbudding of calves less than 3 weeks of age; procedure II = anaesthesia for castration of calves less than 2 weeks of age; procedure III = anaesthesia for castration of lambs less than 2 weeks of age; vs = versus; ADM = anaesthesia delegation model; significance level for overall test: p < 0.05; significance level for pairwise comparisons was adjusted according to Bonferroni: padj < 0.0167.