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Table 4 Means of pigs weaned per sow over time, following 65 herd vaccinations, compared to baseline

From: Assessment of immediate production impact following attenuated PRRS type 2 virus vaccination in swine breeding herds

Weeks post PRRSv MLV vaccination Pigs weaned per sow means Standard Error of the mean P-value*
Baseline 10.49 0.1338
1 10.74 0.1389 1.000
2 10.50 0.1359 0.5920
3 10.49 0.1358 0.5480
4 10.52 0.1361 0.9046
5 10.81 0.1399 1.000
6 10.64 0.1377 1.000
  1. * = mixed regression model of each group compared to baseline