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Table 6 Multiple logistic regression analysis to identify independently significant variables associated with P. falciparum mono-infections (n = 32)

From: Asymptomatic Plasmodium infections in 18 villages of southern Savannakhet Province, Lao PDR (Laos)

Covariates

Univariate analysis

P value

Multivariate analysis

P value

 

Crude OR (95 % CI)

OR adj. (95 % CI)

Sex male (n = 745)

1.01 (0.50–2.06)

0.97

0.84 (0.87–4.65)a

0.65

Age (n = 745)

0.97 (0.96–1.00)

0.01

0.98 (0.95–1.00)b

0.08

District Nong (n = 745)

1.89 (0.84–4.3)

0.12

2.02 (0.87–4.65)c

0.10

History fever in the last 48 h (n = 745)

2.49 (1.22–5.08)

0.01

2.47 (1.20–5.08)d

0.01

Feeling ill in the last 48 h (n = 745)

1.55 (0.74–3.21)

0.24

1.70 (0.81–3.59)d

0.16

History of any malaria (n = 735)

1.75 (0.83–3.68)

0.14

1.68 (0.79–3.61)d

0.18

History of 3 or more malaria episodes (n = 735)

0.67 (0.09–5.30)

0.70

0.87 (0.10–7.40)d

0.90

Stay overnight in the forest in the previous 3 months (n = 745)

1.04 (0.47–2.28)

0.92

1.04 (0.44–2.41)d

0.94

Travelled outside the village in the previous 3 months (n = 745)

1.27 (0.59–2.73)

0.54

1.91 (0.55–2.58)d

0.66

Bed net never used (n = 745)

1.50 (0.44–5.11)

0.52

1.18 (0.34–4.10)d

0.80

  1. aadjusted for age and district
  2. badjusted for sex and district
  3. cadjusted for age and sex
  4. dadjusted for age, sex and district