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Table 1 Number of male and female piglets and sex ratio after artificial insemination

From: Short-term storage of semen samples in acidic extender increases the proportion of females in pigs

  pH 7.2 pH 6.2
Female Male Female Male
Day 1 No. of piglets 5.29 ± 0.30a 6.04 ± 0.22 5.88 ± 0.31 5.45 ± 0.37
Ratio (%) 44.84 ± 1.78***, b 55.16 ± 1.78b 53.24 ± 1.80a 46.76 ± 1.80
Day 2 No. of piglets 5.31 ± 0.26a 6.32 ± 0.30 5.66 ± 0.32 5.70 ± 0.29
Ratio (%) 44.88 ± 1.96 *** 55.12 ± 1.96 49.84 ± 1.72 50.16 ± 1.72
  1. aSignificant difference between female and male within a row at pH 7.2 and pH 6.2, respectively. * p < 0.05; *** p < 0.001
  2. bSignificant difference in female ratios within a row between the pH 7.2 and pH 6.2 groups
  3. Number of piglets indicates the average number of piglets per litter
  4. Ratio (%) indicates the average of sex ratio per sows