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Table 3 Effect of intervention on prevalence of P. falciparu m and hookworms at different time points among primary schoolchildren in Burma Valley farming area (n = 420) in Zimbabwe

From: Efficacy of integrated school based de-worming and prompt malaria treatment on helminths -Plasmodium falciparum co-infections: A 33 months follow up study

Parasite Prevalence (95%CI)
  Baseline 6 months 12 months 33 months
P. falciparum     
Overall 28.3(24.1-32.9) 12.9(9.8-16.4) 12.4(9.4-15.9) 8.1(5.7-11.1)
Sex     
   Males 26.1(20.4-32.5) 11.5(7.6-16.5) 12.4(8.3-17.5) 9.2(5.7-13.8)
   Females 30.7(24.4-37.6) 14.4(9.8-20.0) 12.4(8.2-17.7) 6.9(3.8-11.4)
S. haematobium     
Overall 55.2(50.3-60.1) 14.3(11.1-18.0) 13.3(10.2-17.0) 30.7 (26.3-35.4)
Sex     
   Males 52.8 (45.9-59.5) 12.4 (8.3-17.5) 13.3 (9.1-18.5) 34.4 (18.1-41.1)
   Females 57.9 (50.8-64.8) 16.3 (11.5-22.2) 13.4 (9.0-18.4) 26.7 (20.8-33.4)
S. mansoni     
Overall 22.6(18.7-26.9) 4.0(2.4-6.4) 4.5(2.7-7.0) 17.4(13.9-21.4)
Sex     
   Males 28.4 (22.6-34.9) 3.2 (1.3-6.5) 4.6 (2.2-8.3) 15.6 (11.1-21.1)
   Females 16.3 (11.5-22.2) 5.0 (2.4-8.9) 4.5 (2.1-8.3) 19.3 (14.1-25.4
Hookworm     
Overall 23.8(19.8-28.2) 8.6(6.1-11.7) 7.1(4.9-10.0) 15.7(12.4-19.6)
Sex     
   Males 27.5(21.7-34.0) 9.6(6.1-14.3) 7.3(4.3-11.6) 15.6(11.0-21.1)
   Females 19.8(14.5-26.0) 7.4(4.2-12.0) 6.9(3.8-11.4) 15.8(11.1-21.6)