Proportions of Salmonella positive in (MLN)*

Proportions of Salmonella

positive in (SLN)**

Risk factors

Control

Treatment

Control

Treatment

Age (Years)

2 - 3.5

6/11 (0.55)

6/37 (0.16)

3/11 (0.27)

8/37 (0.22)

3.5 - 4.5

6/12 (0.50)

9/55 (0.16)

8/12 (0.67)

12/55 (0.23)

>4.5

7/7 (1.00)

2/8 (0.25)

5/17(0.71)

1/8 (0.13)

Body Condition

Poor

11/14 (0.78)

6/35 (0.17)

9/14 (0.64)

11/35 (0.31)

Medium

6/10 (0.60)

10/55 (0.18)

7/10 (0.70)

8/55 (0.15)

Good

2/6 (0.33)

1/10 (0.10)

0/6 (0.00)

2/10 (0.20)

Body weight

177 - 200

7/13 (0.54)

8/40 (0.20)

6/13 (0.46)

10/40 (0.25)

200 - 214

9/11 (0.82)

2/15 (0.13)

8/11 (0.72)

4/15 (0.27)

214 - 225

3/6 (0.50)

7/45 (0.16)

2/6 (0.33)

7/45 (0.16)

Animals Source

Low Land

10/17 (0.59)

12/61 (0.19)

10/17 (0.59)

15/61 (0.25)

Highland

9/13 (0.69)

5/39 (0.13)

6/13 (0.46)

6/39 (0.15)

Treatment time

90 days

6/9 (0.67)

11/33 (0.33)

5/9 (0.56)

12/33 (0.36)

100 days

6/9 (0.67)

6/31 (0.19)

6/9 (0.67)

8/31 (0.26)

115 days

7/12 (0.58)

0/36 (0.00)

5/12 (0.42)

1/36 (0.03)

Total proportion

19/30 (0.63)

17/100 (0.17)

16/30 (0.53)

21/100 (0.21)

95% CI***

[0.43 - 0.80]

[0.10 - 0.26]

[0.34 - 0.72]

[0.13 - 0.30]