Table 2 Demographic characteristics, history of disease and seropositivity of the study population
Total (1,011) | Number (%) |
|---|---|
Males | 514 (50.8) |
Females | 497 (49.2) |
Age distribution | |
14 – 29 | 380 (37.6) |
30 – 44 | 307 (30.4) |
45 – 59 | 234 (23.1) |
60 – 74 | 71 (7.0) |
>75 | 19 (1.9) |
Ethnicity | |
Sinhala | 1,004 (99.3) |
Tamil | 7 (0.7) |
Moor | 0 (0.0) |
History of malaria within past 10 years | |
Yes | 186 (18.4) |
No | 532 (52.6) |
Cannot remember | 293 (29.0) |
History of malaria within past five years | |
Yes | 0 (0.0) |
No | 1,011 (100.0) |
Cannot remember | 0 (0.0) |
Bed net use in 1992/94 | |
No | 111 (10.9) |
Yes | 896 (88.6) |
Cannot remember | 4 (0.3) |
Bed net use last night | |
No | 40 (4.0) |
Yes | 968 (95.7) |
No response | 3 (0.3) |
Seropositivity (sero-prevalence) | |
Pf_AMA1 | 866 (85.66) |
Pf_MSP1 | 845 (83.58) |
Pf_MSP2 | 856 (84.67) |
Pf_NANP | 919 (90.90) |
Total IgE | 848 (83.88) |
Pv_AMA1 | 1,007 (99.60) |
Pv_MSP1 | 981 (97.03) |