Table 3 Prevalence of Chlamydia abortus infection in yaks by age in Tibet, China
From: Seroprevalence of Chlamydia abortus infection in yak (Bos grunniens) in Tibet, China
Age group | Number Tested | Number Positive | Prevalence % (95 % CI) | p | |
|---|---|---|---|---|---|
1 < age ≤ 2 | 107 | 17 | 15.9 (8.8–22.9) | 0.412 | |
2 < age ≤ 3 | 129 | 18 | 14.0 (7.9–20.0) | ||
3 < age ≤ 4 | 174 | 18 | 10.3 (5.8–14.9) | ||
4 < age ≤ 5 | 143 | 17 | 11.9 (6.5–17.3) | ||
5 < age ≤ 6 year | 181 | 16 | 8.8 (4.7–13.0) | ||
6 < age ≤ 7 | 133 | 13 | 9.8 (4.7–14.9) | ||
age > 7 | 71 | 5 | 7.0 (0.9–13.1) | ||
Total | 938 | 104 | 11.1 (9.1–13.1) |