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Table 1 Univariate logistic regression analysis of association between infection (measured by CFAa) and individual/household risk factors; weighted and adjusted for survey design (n = 1001)

From: Risk factors for lymphatic filariasis and mass drug administration non-participation in Mandalay Region, Myanmar

Risk factor

Total (n)

CFA positive (%)b

CFA positive

aORb

95% CIc

P

Individual risk factors

 Age (per year)

997

–

1.03

1.01–1.05

0.011

 Gender

1001

    

  Male

365

4.76

2.34

1.03–5.36

0.044

  Female

636

2.09

   

 Occupation

975

    

  None/home duties

257

2.84

1.01

0.27–3.82

0.985

  Student

160

0.78

0.27

0.02–3.20

0.286

  Manual labour

519

4.00

1.45

0.35–5.97

0.596

  Other (ref)

39

2.80

   

 Work environment

947

    

  Outdoor

325

3.26

1.08

0.47–2.47

0.853

  Indoor or mixed

622

3.03

   

 Moved to current village

992

    

  Yes

148

8.13

3.46

1.45–8.25

0.007

  No

844

2.49

   

 Slept under a bednet last night

996

    

  Yes

907

2.75

0.46

0.10–2.07

0.298

  No

89

5.76

   

 Never taken MDA medication

994

    

  Yes

188

7.55

3.67

1.51–8.93

0.006

  No

806

2.18

   

 No. times MDA taken

985

–

0.78

0.57–1.08

0.133

  0 (ref)

188

7.55

   

  1–2

336

2.92

0.37

0.12–1.16

0.085

  3–4

273

0.57

0.07

0.01–0.37

0.003

  5–6

188

4.40

0.56

0.20–1.62

0.273

 Did not take MDA last year

994

    

  Yes

237

7.18

3.80

1.57–9.17

0.005

  No

757

2.00

   

Household risk factors

 Township

1001

    

  Amarapura

297

9.07

9.96

2.98–33.29

0.001

  Patheingyi

113

2.61

2.68

0.24–29.54

0.405

  Tada-U

267

3.38

3.49

0.87–13.94

0.075

  Wundwin (ref)

324

0.99

   

 Log household monthly income

965

–

1.89

1.30–2.75

0.002

 Highest level of education

993

    

  None/primary

325

3.38

7.44

0.82–67.34

0.072

  Secondary

528

3.81

8.43

0.95–74.90

0.055

  Tertiary (ref)

140

0.47

1.00

  

 Elevation (by metre)

997

–

0.95

0.92–0.99

0.011

 Distance to nearest water body (per km)

989

–

0.91

0.85–0.98

0.011

 No screens or glass on windows

994

    

  Yes

373

6.43

3.52

1.32–9.44

0.015

  No

621

1.92

   

 No. people in household

997

–

1.24

0.96–1.60

0.092

 No. people per bednet (ratio)

987

–

1.23

0.99–1.53

0.065

 No. of people per room (ratio)

965

–

1.60

1.35–1.89

< 0.001

  1. aCirculating filarial antigen
  2. bAdjusted for survey design
  3. c95% confidence interval
  4. Italics values indicate P < 0.05