Table 1 Seroprevalence of pandemic (H1N1) 2009 in cats in different cities in northeastern China
City | Roaming cats | Pet cats | ||||||
|---|---|---|---|---|---|---|---|---|
No. examined | Seroprevalence (%) | OR(95%CI)a | No. examined | Seroprevalence (%) | OR(95% CI)a | |||
NT | HI | NT | HI | |||||
Haerbin | 120 | 20.8%(25/120) | 21.7%(26/120) | Reference | 165 | 36.4%(60/165) | 34.5%(57/165) | Reference |
Changchun | 120 | 23.3%(28/120) | 20.8%(25/120) | 1.05[0.57-1.95] | 165 | 32.7%(54/165) | 28.5%(47/165) | 1.37[0.86-2.18] |
Shenyang | 120 | 0 (0/120) | 0 (0/120) | 67.58[4.06-1124] | 165 | 27.9%(49/165) | 30.3%(50/165) | 1.21[0.76-1.93] |
Dalian | 120 | 0 (0/120) | 0 (0/120) | 67.58[4.06-1124] | 165 | 23.6%(39/165) | 21.2%(35/165) | 1.96[1.20-3.20] |
Total | 480 | 11%(53/480) | 10.7%(51/480) | 660 | 30.6%(202/660) | 28.0%(189/660) | ||
OR(95% CI)b | Reference | Reference | 0.28[0.20-0.39] | 0.30[0.21-0.41] | ||||