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Table 5 Epidemiological parameters associated to Anaplasma marginale infection in buffaloes detected by msp1β qPCR (Chi-square test)

From: Epidemiology and genotyping of Anaplasma marginale and co-infection with piroplasms and other Anaplasmataceae in cattle and buffaloes from Egypt

Parameter n/N % χ2 P-value
Sex Male 11/35 31.4 0.0099 0.9207
Female 14/50 28.0
Age ≤ 1 year 11/42 26.2 3.7649 0.2880
≤ 3 years 7/14 50.0
≤ 5 years 2/6 33.3
≥ 5 years 5/23 21.7
Season Hot months 25/81 30.0 0.5783 0.4470
Non-hot months 0/4 0
Locality Middle Egypt 6/23 26.1 0.0201 0.8872
Upper Egypt 19/62 30.7
  1. Abbreviations: n, number positive; N, total number