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Table 3 Prevalence and magnitude of antibody response to merozoite antigens by age group in Purworejo

From: Seasonal changes in the antibody responses against Plasmodium falciparum merozoite surface antigens in areas of differing malaria endemicity in Indonesia

Season Antigen Age group (N) 1-4 5-9 10-15 16-25 26-40 >40
Low PfMSP1-19 Prevalence 1.6(62) 1.3(77) 7.6(66) 8.5(71) 12.7(115) 22.7(97)
Mean OD 0.067 0.071 0.085 0.093 0.113 0.142
High PfMSP1-19 Prevalence 5.6(71) 5.4(74) 8.1(74) 18.4(76) 23.7(118) 35.1(114)
Mean OD 0.081 0.091 0.104 0.133 0.154 0.192
Low PfAMA1 Prevalence 3.2(62) 5.4(77) 12.1(66) 12.7(71) 14.8(115) 32.0(97)
Mean OD 0.059 0.064 0.085 0.093 0.101 0.148
High PfAMA1 Prevalence 5.6(71) 6.8(74) 6.8(74) 17.1(76) 23.7(118) 41.2(114)
Mean OD 0.079 0.076 0.084 0.138 0.146 0.191
Low Combined Prevalence 4.8(62) 9.1(77) 16.7(66) 21.1(71) 30.4(115) 52.6(97)
High   Prevalence 11.2(71) 18.9(74) 27.0(74) 42.1(76) 50.0(118) 57.0(114)