Table 2 Variables and their level describing vaccination issues
Variable | Level | Herds per level (%) | Herds per level (n) |
|---|---|---|---|
Vaccination against M. hyopneumoniae (enzootic pneumonia) | |||
Type of vaccine against M. hyopneumoniae used in suckling pigs | No vaccination | 24.0 | 30 |
One-shot vaccine | 45.6 | 62 | |
Two-shot vaccine | 30.4 | 33 | |
Age of suckling pigs, when vaccinated against M. hyopneumoniae with a one-shot | Younger than 3 weeks | 37.9 | 36 |
3 weeks or older | 27.4 | 26 | |
Two-shot vaccine in use* | 34.7 | 33 | |
Type of vaccine against M. hyopneumoniae used in gilts | No vaccination | 70.4 | 88 |
One-shot vaccine | 20.8 | 26 | |
Two-shot vaccine | 8.8 | 11 | |
Frequency of vaccination of gilts against M. hyopneumoniae | Once | 61.8 | 23 |
Twice | 38.2 | 14 | |
Type of vaccine against M. hyopneumoniae used in replacement boars | No vaccination | 85.6 | 107 |
One-shot vaccine | 8.8 | 11 | |
Two-shot vaccine | 5.6 | 7 | |
Vaccinations against PRRSV (PRRS)** | |||
Vaccination of suckling pigs against PRRSV | No vaccination | 75.2 | 94 |
Modified live virus vaccin | 24.8 | 31 | |
Age of suckling pigs, when vaccinated against PRRSV | Younger than 3 weeks | 54.8 | 17 |
3 weeks or older | 45.2 | 14 | |
Type of vaccine against PRRSV used in sows | No vaccination | 16.0 | 20 |
Modified live virus vaccine | 84.0 | 105 | |
Timing of vaccination of sows against PRRSV | Gestation oriented | 25.2 | 27 |
Mass vaccination of whole sow herd | 74.8 | 80 | |
Timing of vaccination of sows against PRRSV, if gestation oriented | 6/60 or 5/50 | 44.4 | 12 |
Other rhythm | 55.6 | 15 | |
Days between last vaccination of sows against PRRSV and day of herd examination | < 30 | 25.0 | 20 |
> 30 - < 90 | 52.5 | 42 | |
> 90 | 22.5 | 18 | |
Type of vaccine against PRRSV used in gilts | No vaccination | 11.2 | 14 |
Modified live virus vaccine | 88.8 | 111 | |
Frequency of vaccination of gilts against PRRSV | Once | 31.9 | 36 |
Twice | 68.1 | 77 | |
Vaccination of replacement boars against PRRSV | No | 48.0 | 60 |
Yes | 51.2 | 65 | |
Vaccinations against PCV2 (PCVAD) | |||
Vaccination of suckling pigs against PCV2 | No vaccination | 35.2 | 44 |
Vaccination | 64.8 | 81 | |
Age of suckling pigs, when vaccinated against PCV2 | Younger than 3 weeks | 20.0 | 17 |
3 weeks or older | 80.0 | 68 | |
Vaccination of sows against PCV2 | No | 85.6 | 107 |
Yes | 14.4 | 18 | |
Vaccination of gilts against PCV2 | No | 63.2 | 79 |
Yes | 36.8 | 46 | |
Vaccination of replacement boars against PCV2 | No | 82.4 | 103 |
Yes | 17.6 | 22 | |
Vaccinations against SIV (Influenza) | |||
Vaccination of sows against SIV | No | 48.0 | 60 |
Yes | 52.0 | 65 | |
Vaccination of gilts against SIV | No | 38.4 | 48 |
Yes | 61.6 | 77 | |
Vaccination of replacement boars against SIV | No | 66.4 | 83 |
Yes | 33.6 | 42 | |
Vaccinations against P. multocida (progressive atrophic rhinitis) | |||
Vaccination of sows against Pasteurella multocida | No | 96.8 | 121 |
Yes | 3.2 | 4 | |
Vaccination of gilts against Pasteurella multocida | No | 96.8 | 121 |
Yes | 3.2 | 4 | |
Vaccination of replacement boars against Pasteurella multocida | No | 96.0 | 120 |
Yes | 4.0 | 5 | |
Vaccinations against A. pleuropneumoniae(APP) | |||
Vaccination of sows against APP | No | 95.2 | 119 |
Yes | 4.8 | 6 | |
Vaccination of gilts against APP | No | 86.4 | 108 |
Yes | 13.6 | 17 | |
Vaccination of replacement boars against APP | No | 88.8 | 111 |
| Â | Yes | 11.2 | 14 |