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Table 3 Logistic regression of factors associated with the prevalence of malaria

From: Determinants of the persistence of malaria in Rwanda

CharacteristicsCrude OR (95% CI)Adjusted ORa (95% CI)
Sex
 BoysRefRef
 Girls0.92 (0.72–1.16)0.92 (0.72–1.17)
 Women0.47 (0.37–0.58)0.52 (0.41–0.65)
Age
 < 1RefRef
 12.12 (1.49–3.02)2.35 (1.63–3.40)
 21.45 (1.00–2.11)1.47 (1.00–2.16)
 31.72 (1.20–2.47)1.69 (1.16–2.45)
 41.95 (1.36–2.80)1.98 (1.38–2.83)
 15–290.91 (0.66–1.25)0.92 (0.56–1.52)
 30–390.56 (0.38–0.84)0.56 (0.34–0.92)
 49–490.63 (0.40–1.00)0.57 (0.34–0.95)
Use of mosquito nets
 YesRefRef
 No1.31 (1.07–1.61)1.29 (1.03–1.60)
Altitude
 < 1700 m3.92 (2.70–5.69)2.93 (1.94–4.42)
 > 1700 mRefRef
Type of residence
 RuralRefRef
 Urban0.27 (0.17–0.45)0.83 (0.46–1.50)
Household wealth quintile
 Very low1.47 (1.13–1.91)1.54 (1.17–2.03)
 Low1.12 (0.84–1.54)1.18 (0.89–1.57)
 MiddleRefRef
 Higher0.66 (0.48–0.92)0.66 (0.48–0.92)
 Highest0.22 (0.15–0.33)0.36 (0.22–0.60)
Province of residence
 Kigali city0.43 (0.22–0.87)0.63 (0.29–1.38)
 Southern province3.12 (1.86–5.25)2.84 (1.70–4.83)
 Northern province0.25 (0.11–0.55)0.38 (0.17–0.84)
 Eastern province4.61 (2.74–7.74)3.09 (1.79–5.45)
 Western provinceRefRef
Education level
 No educationRefRef
 Primary education0.63 (0.51–0.76)1.20 (0.82–1.75)
 Secondary and higher0.35 (0.24–0.51)1.10 (0.62–1.97)
Season
 DryRefRef
 Rainy1.11 (0.80–1.54)1.01 (0.76–1.34)
  1. a OR: adjusted for cluster survey design, socioeconomic characteristics, seasonality, altitude, use of mosquito nets, and residence
  2. Italics: statistically significant (P < 0.05)