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Table 1 Logistic regression variables

From: A longitudinal survey of African animal trypanosomiasis in domestic cattle on the Jos Plateau, Nigeria: prevalence, distribution and risk factors

Variable Type of variable Class of variable
Trypanosomiasis Outcome variable Binomial
positive = 1, negative = 0
Altitude Predictor variable Categorical, 12 categories
range 800 m – 1350 m
50 m increase per category
Dry season migration Predictor variable Binomial
yes = 1, no = 0
Wet season migration Predictor variable Binomial
yes = 1, no = 0
Alien migratory cattle* Predictor variable Binomial
   yes = 1, no = 0
  1. *cattle domiciled elsewhere migrating along the cattle routes on the Jos Plateau.