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Table 1 Prevalence of PCR-positive malaria among subjects

From: Effect of individual and community-level bed net usage on malaria prevalence among under-fives in the Democratic Republic of Congo

Variable (n) % PCR positive p value*
Age
 < 1 year (658) 29 < 0.001
 1–2 years (1388) 31
 2–3 years (1303) 38
 3–4 years (1312) 42
 4–5 years (1189) 43
Sex
 Male (2935) 38 0.365
 Female (2915) 37
Housing quality index
 Lowest quality (786) 31 < 0.001
 2nd level (3118) 42
 3rd level (365) 40
 4th level (403) 35
 5th level (459) 34
 6th level (71) 25
 Highest quality (648) 23
Wealth index
 Lowest quintile (1558) 40 < 0.001
 2nd quintile (1366) 40
 Middle quintile (1153) 39
 4th quintile (1034) 39
 Highest quintile (739) 22
Mother’s education
 None (1255) 41 < 0.001
 Primary (2633) 41
 Secondary (1903) 30
 Higher (59) 19
Number of household members
 2–4 (1191) 36 0.505
 5–7 (2629) 37
 8–10 (1510) 39
 > 10 (520) 36
Respondent slept under LLIN previous night
 Yes (2700) 42 < 0.001
 No (3150) 34
Altitude (m)
 < 500 (2165) 38 < 0.001
 500–1000 (2609) 42
 1000–1500 (629) 35
 1500–2000 (447) 9
2007 prevalence
 High (2783) 44 < 0.001
 Low (3067) 32
% Cluster LLIN coverage previous night (quartiles)
 0–33 (1202) 42 < 0.001
 34–54 (1688) 40
 55–75 (1495) 36
 76–100 (1321) 31
Time to water source (min)
 0–12 (1222) 37 0.089
 12–30 (2304) 40
 30–45 (662) 35
 Over 45 (1400) 37
Urban/rural residence
 Urban (1772) 35 0.012
 Rural (4078) 38
Bed net age
 < 1 year (824) 34 0.055
 1–2 years (1440) 31
 2–3 years (479) 36
 > 3 years (475) 38
Insecticide
 Alphacypermethrin (59) 24 < 0.001
 Deltamethrin (2592) 32
 Permethrin (445) 42
  1. * Chi square test for null hypothesis that all prevalences are equal