Skip to main content

Table 2 Analyses of covariance on relationships between pre (1) and post-reproductive (2) d-ROMs and OXY plasma levels and litter size at birth and at weaning in female mice

From: Constraint and cost of oxidative stress on reproduction: correlative evidence in laboratory mice and review of the literature

Litter size at birth Pre-reproductive values df Estimate SE Khi2 P-value
  Intercept   8.08 2.21   
  d-ROMs(1) 1,17 −0.37 0.17 4.25 0.039
  OXY(1) 1,17 0.01 0.01 0.65 0.419
  Post-reproductive values      
  Intercept   6.04 3.62   
  d-ROMs (2) 1,17 −0.08 0.16 −0.51 0.621
  OXY(2) 1,17 0.01 0.011 0.55 0.588
Litter size at weaning Pre-reproductive values      
  Intercept   6.27 4.36   
  d-ROMs(1) 1,17 0.05 0.33 0.14 0.893
  OXY(1) 1,17 −0.01 0.02 −0.40 0.694
  Post-reproductive values      
  Intercept   0.60 4.30   
  d-ROMs (2) 1,17 0.59 0.19 7.44 0.006
  OXY(2) 1,17 −0.01 0.02 0.13 0.716
  1. Significant terms are reported in boldface. Residuals of each model follow a normal distribution, all Kolmogorov-Smirnov tests, P > 0.62.