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Table 1 Baseline characteristics of the study population (2 weeks after initial treatment)

From: Collateral benefits of restricted insecticide application for control of African trypanosomiasis on Theileria parva in cattle: a randomized controlled trial

Prevalence Treatment groups
1 2 3 4
A) Infection status 9 months before treatment and 2 weeks after initial treatment
Number sampled (n) 408 320 467 432
n villages 4 4 4 4
Prevalence before treatment [%]* 7.5 4.4 2.4 8.3
Prevalence after treatment [%] 1.0 1.6 1.7 2.1
B) Demographic characteristics
Population attributes n (% Within group)
Sex [n (%)]     
Male 175 (43%) 109 (34%) 165 (35%) 176 (41%)
Female 192 (47%) 193 (60%) 269 (58%) 226 (52%)
Castrate 41 (10%) 18 (6%) 33 (7%) 30 (7%)
Breed [n (%)]     
Boran × African short horn Zebu (Nkedi) 394 (97%) 296 (92%) 450 (96%) 423 (98%)
Boran × Holstein Friesian 8 (2%) 23 (7%) 0 (0%) 3 (1%)
African short horn Zebu (Nkedi) 6 (1%) 1 (0%) 17 (4%) 6 (1%)
Age in years [n (%)]     
0.0-1.0 48 (12%) 40 (12%) 35 (7%) 72 (17%)
1.1-3.0 188 (46%) 153 (48%) 188 (40%) 150 (35%)
3.1+ 172 (42%) 127 (40%) 244 (52%) 210 (49%)
  1. *determined 12 months before treatment (n = 321, 430, 572, 576).