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Table 2 Odds ratios for geographical origin and season of Tibetan sheep as risk factors for Toxoplasma gondii in Tibetan sheep (n =1732)

From: Seroprevalence and risk factors of Toxoplasma gondii in Tibetan Sheep in Gansu province, Northwestern China

Factor Category Prevalence (%) OR 95% CI P-value
Region Tianzhu 16.8 - - -
  Maqu 24.7 1.637 1.291-2.075 P < 0.001
Season Winter 16.5 - - -
  Autumn 18.4 1.113 0.777-1.594 P = 0.559
  Summer 23.6 1.608 1.122-2.303 P = 0.010
  Spring 22.5 1.419 1.002-2.011 P = 0.049