Lesion Distribution and Epidemiology of Mycobacterium bovis in Elk and White-Tailed Deer in South-Western Manitoba, Canada
Table 1
Zone specific prevalence of M. bovis in elk and deer from south-western Manitoba from 1997 to 2010.
Outsideb
Eastern Surveillance Zone
Central Surveillance Zone
Western Control Zone
Species
Sampling Yeara
Prevalence (%)
95% CI
No. Tested
Prevalence (%)
95% CI
No. Tested
Prevalence (%)
95% CI
No. Tested
Prevalence (%)
95% CI
No. Tested
1997/1998
0
0–65.76
2
0
0–4.87
75
0
0–11.0
31
0
0–11.35
30
1998/1999
0
0–13.32
25
0.81
0.14–4.43
124
1.72
0.31–9.1
58
0
0–5.13
71
1999/2000
0
0–6.02
60
1.37
0.24–7.36
73
0
0–6.02
60
1.85
0.33–9.77
54
2000/2001
0
0–3.26
114
0
0–2.12
177
0
0–3.47
107
2.99
1.29–6.82
167
2001/2002
0
0–4.42
83
0
0–4.01
92
0
0–11.03
31
0.00
0–5.58
65
2002/2003
0
0–2.96
126
0
0–2.26
166
0
0–6.02
60
6.85
3.76–12.15
146
Elk
2003/2004
0
0–3.89
95
0
0–1.83
206
0
0–5.35
68
2.46
1.06–5.64
203
2004/2005
0.55
0.1–3.05
182
0
0–4.28
86
0
0–15.5
21
3.01
1.18–7.48
133
2005/2006
0
0–1.62
233
0
0–5.92
61
0
0–5.5
66
1.64
0.29–8.72
61
2006/2007
0
0–2.87
130
0
0–4.87
75
0
0–11.35
30
3.16
1.08–8.88
95
2007/2008
0
0–3.43
108
0
0–6.42
56
0
0–27.75
10
4.39
1.89–9.86
114
2008/2009
0
0–4.53
81
0
0–25.9
11
0
0–27.75
10
1.09
0.3–3.88
184
2009/2010
0
0–3.56
104
0
0–29.9
9
0
0–4.58
80
1.35
0.24–7.27
74
1997/1998
0
−0
0
0
0–56.1
3
0
0–56.1
3
0
0–0
0
1998/1999
0
0–5.5
66
0
0–7.41
48
0
0–12.1
28
0
0–29.9
9
1999/2000
0
0–10.7
32
0
0–7.71
46
0
0–8.38
42
0
0–29.9
9
2000/2001
0
0–7
51
0
0–6.21
58
0
0–8.97
39
0
0–11.7
29
2001/2002
0
0-0.77
494
0
0–6.11
59
0
0–11.03
31
2.86
0.51–14.53
35
2002/2003
0
0–2.01
187
0
0–6.21
58
0
0–6.53
55
0
0–8.2
43
WTDc
2003/2004
0
0–3.5
106
0
0–1.84
205
0
0–3.66
101
1.69
0.57–4.84
178
2004/2005
0
0–0.47
828
0
0–1.41
268
0
0–2.45
153
1.33
0.45–3.85
225
2005/2006
0
0–0.61
623
0
0–1.79
211
0
0–3.05
122
0
0–2.28
165
2006/2007
0
0–0.85
448
0
0–2.36
159
0
0–4.69
78
0
0–4.32
85
2007/2008
0
0–0.97
393
0
0–3.21
116
0
0–13.8
24
0.84
0.15–4.61
119
2008/2009
0
0–1
380
0
0–2.63
142
0
0–8.97
39
1.31
0.36–4.64
153
2009/2010
0
0–0.78
488
1.79
0.32–9.5
56
0
0–12.1
28
0
0–5.92
61
aSampling year refers to period from July to June split over two calendar years.
bOutside (Outside of Riding Mountain Eradication Area [RMEA]).
cWhite-tailed deer.