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Table 3 Farrowing and weaning performance. Absolute numbers of alive piglets at farrowing and at weaning per sow from experiments A and B (phase I and II)

From: Field evaluation of the safety and compatibility of a combined vaccine against porcine parvovirus 1 and porcine reproductive and respiratory syndrome virus in breeding animals

  FarrowingWeaning
GroupNtotalMean95% CIaPbNtotalMean95% CIaPb
Experiment AA-PRRSV+PPV124913.413.013.80.56724911.010.611.50.898
A-PPV124713.513.113.924711.110.711.5
Experiment B
phase I
BI-PRRSV+PPV19214.714.015.40.4669012.611.813.30.470
BI-PPV19915.214.515.99712.611.913.4
Experiment B
phase II
BII-PRRSV+PPV112514.513.815.10.09512412.012.386.10.416
BII-PPV112015.214.515.811812.513.285.2
  1. aConfidence interval
  2. bP-value of Wilcoxon Mann-Whitney test for comparison between group