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Table 2 Use of antimicrobials in 2013 per production stage, reason for treatment; comparison with the 2010 data

From: Reliable estimation of antimicrobial use and its evolution between 2010 and 2013 in French swine farms

 

Antibiotic usage in sows

Antibiotic usage in suckling piglets

Antibiotic usage in weaned piglets

Antibiotic usage in fattening pigs

 

% nDD/an., 2013

Evolution of nDD/an. 2010-2013

% of using farms in 2010 and 2013

% nDD/an., 2013

Evolution of nDD/an., 2010-2013

% of using farms in 2010 and 2013

% nDD/an., 2013

Evolution of nDD/an., 2010-2013

% of using farms in 2010 and 2013

% nDD/an., 2013

Evolution of nDD/an., 2010-2013

% of using farms in 2010 and 2013

2010

2013

2010

2013

2010

2013

2010

2013

Sample sizea (farm number) in 2010 and 2013

2010 = 91 - 2013 = 79

2010 = 91 - 2013 = 79

2010 = 122 - 2013 = 116

2010 = 160 - 2013 = 146

 Classes of antimicrobials

        

  Aminosides

2%

0%

36%

38%

7%

-39%

27%

29%

6%

-23%

44%

47%

4%

40%

25%

21%

  Cephalosporins (3-4Gs)

0%

-80%

11%

1%

1%

-89%

18%

4%

0%

 

2%

2%

0%

 

4%

2%

  Fluoroquinolones

4%

-34%

53%

57%

8%

-36%

44%

41%

0%

60%

32%

23%

1%

-25%

24%

19%

  Lincosamides

0%

-25%

8%

9%

3%

-63%

5%

4%

3%

-51%

32%

21%

10%

264%

17%

13%

  Macrolides

8%

9%

57%

56%

3%

-37%

8%

13%

12%

-19%

49%

35%

19%

-54%

41%

37%

  Polymyxins

1%

-80%

35%

30%

33%

-11%

42%

42%

39%

-22%

89%

80%

6%

-77%

21%

15%

  Penicillins

8%

-27%

81%

82%

38%

-21%

64%

65%

6%

-8%

66%

60%

5%

-14%

61%

49%

  TMP-sulphonamides

22%

39%

20%

18%

2%

-72%

4%

4%

22%

59%

27%

24%

15%

-30%

14%

12%

  Tetracyclines

52%

62%

34%

44%

2%

40%

2%

4%

12%

-32%

52%

41%

38%

6%

44%

38%

Sample sizeb

2010 = 91 - 2013 = 79

2010 = 91 - 2013 = 79

2010 = 122 - 2013 = 116

2010 = 160 - 2013 = 146

 Pharmaceutical presentations

  Injectable forms

14%

2%

93%

92%

64%

-29%

82%

78%

1%

-4%

68%

67%

4%

8%

69%

62%

  Oral powders, liquids and pastesb

61%

95%

40%

39%

17%

473%

14%

24%

26%

8%

64%

66%

60%

54%

43%

45%

  Medicated feed premixes

24%

-36%

24%

18%

19%

-59%

14%

6%

74%

-25%

84%

73%

36%

-64%

29%

16%

Sample sizea

2010 = 90 - 2013 = 74

2010 = 90 - 2013 = 79

2010 = 121 - 2013 = 107

2010 = 157 - 2013 = 141

 Indications for treatment

  Digestive

7%

29%

30%

34%

56%

-22%

67%

64%

62%

-29%

89%

88%

30%

-45%

36%

35%

  Locomotor

3%

150%

29%

64%

37%

-17%

56%

58%

1%

-78%

28%

51%

1%

33%

35%

45%

  Respiratory

11%

79%

22%

28%

5%

157%

6%

9%

19%

-6%

47%

50%

60%

-7%

63%

56%

  Systemic

12%

69%

50%

58%

1%

-96%

14%

14%

12%

8%

36%

44%

7%

-32%

19%

24%

  Genito-urinary

65%

17%

70%

70%

NAc

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

Proportion of farms representing 50% of total usage

2010 = 20% - 2013 = 13%

2010 = 19% - 2013 = 14%

2010 = 25% - 2013 = 18%

2010 = 12% - 2013 = 8%

  1. aSample size varies between weigh group, depending of the activity of the farms
  2. bOnly suckling piglets did receive oral paste formulations
  3. cNA Not applicable