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Table 3 Analysis of variance for the multinomial logistic regression of pregnancy outcome (PregAI, PregNS, NotPreg)

From: Evaluation of age, weaning weight, body condition score, and reproductive tract score in pre-selected beef heifers relative to reproductive potential

Variable LR χ2 Df Pr(>χ2)
Station 11.779 4 0.0191
AI year 37.266 10 < 0.0001
Age at AI 0.138 2 0.9335
Age at weaning 0.218 2 0.8967
Dam age 3.753 2 0.1532
BCS 3.405 6 0.7565
RTS 2.046 4 0.7273
Weaning weight 0.193 2 0.9079
  1. LR Likelihood ratio, Df degrees of freedom, Pr probability