Table 3. Frequency of H. parasuis culture from nasal swab taken on day 3 or blood taken on day 1, 3, or 5 post infection.
| Group | Nasal Swab Day 3 | Blood Day 1 | Blood Day 3 | Blood Day 5 |
| Nagasaki | nsa | ndb | ns | ns |
| 12939 | 4/4c | nd | 2/4 | ns |
| SH0165 | 2/2 | nd | 1/2 | ns |
| SW140 | 10/10 | nd | 2/10 | 5/8 |
| 29755 | 3/3 | 2/8 | 0/3 | 2/2 |
| MN-H | 5/5 | 1/7 | 0/5 | 0/1 |
| 84-15995 | 10/10 | nd | 4/10 | 0/5 |
| SW114 | 9/9 | nd | 1/9 | 2/9 |
| H465 | 7/7 | 0/7 | 0/7 | 0/6 |
| D74 | 10/10 | nd | 0/10 | 0/10 |
| 174 | 7/7 | 0/7 | 0/7 | 0/7 |
a
No surviving pigs on that day.
b
Sample not taken on that day.
c
Number of samples positive per number of pigs surviving in each group on that day.