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Table 1 Univariate analysis for the association of potential risk factors with Theileria sp. infection among sheep in Barka, Oman

From: A comparative study of single Theileria lestoquardi and mixed infections with Theileria ovis

Variables Number (%) PCR Chi-square test P-value
Positive
n = 75 (19.2%)
Negative
n = 315 (80.8%)
Sex
 Male 64 (16.4) 18 (28.1) 46 (71.9) 3.90 0.05
 Female 326 (83.6) 57 (17.5) 269 (82.5)   
Age
 Less than 1 year 122 (31.3) 19 (15.6) 103 (84.4) 3.02 0.22
 1–2 years 106 (27.2) 26 (24.5) 80 (75.5)   
 More than 2 years 162 (41.5) 30 (18.5) 132 (81.5)   
Breeda
 Exotic 75 (19.2) 27 (36) 48 (64) 18.86 0.001
 Cross-bred 24 (6.2) 1 (4.2) 23 (95.8)   
 Indigenous 291( 64.6) 47 (16.2) 244 (83.8)   
Presence of ticks
 Yes 178 (45.6) 37 (20.8) 141 (79.2) 0.51 0.48
 No 212 (54.4) 38 (17.9) 174 (82.1)   
Lymph node
 Normal 135 (34.6) 30 (22.2) 105 (77.8) 1.19 0.28
 Enlarged 255 (65.4) 45 (17.6) 210 (82.4)   
Mucous membrane color
 Normal 334 (85.6) 63 (18.9) 271 (81.1) 0.20 0.65
 Pale 56 (14.4) 12 (21.4) 44 (78.6)   
  1. aSignificant difference