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Table 4 MIS 3R 2007*: univariable logistic regression analysis of association between individual use of net and explanatory factors in households owning at least one net

From: Factors associated with mosquito net use by individuals in households owning nets in Ethiopia

Factors

Total persons N = 14,663

Persons used net last night N = 7,354

% of persons using net

Odds Ratio

95% CI

p-value

p-value test for trend (> 2 categories)

Individual characteristics

Age group (years)

< 5

2,323

1,329

57.2

1.0

   
 

5-24

6,932

2,959

42.7

0.3

0.2-0.3

< 0.001

 
 

25-49

3,902

2,249

57.6

1.1

0.8-1.4

0.604

 
 

50+

1,506

817

54.2

1.2

0.8-2.0

0.4

 

Gender

Male

7,264

3,455

47.6

1.0

   
 

Female

7,399

3,899

52.7

1.3

1.1-1.5

< 0.001

 

Child U5

No

12,340

6,025

48.8

1.0

   
 

Yes

2,323

1,329

57.2

1.8

1.5-2.3

< 0.001

 

Pregnant woman

No

14,423

7,213

50.0

1.0

   
 

Yes

240

141

58.8

3.0

2.0-4.5

< 0.001

 

Net characteristics

Proportion of good nets (in HH with nets)

None (0%)

3,791

1529

40.3

1.0

  

Ptrend = 0.042

 

Some (1-99%)

1,879

1016

54.1

2.5

1.8-3.5

< 0.001

 
 

All (100%)

8,993

4809

53.5

1.8

1.3-2.6

< 0.001

 

Proportion of nets older than 1 yr (in HH with nets)

None (0%)

11,104

5885

53.0

1.0

  

Ptrend = 0.091

 

Some (1-99%)

1,055

556

52.7

1.1

0.3-4.2

0.939

 
 

All (100%)

2,504

913

36.5

0.3

0.1-0.6

0.002

 

Household characteristics

Number of sleeping spaces (per additional space)

0.5

0.5-0.6

< 0.001

 

Net density

< 0.5

11,040

5040

45.7

1.0

  

Ptrend < 0.001

 

≥ 0.5 < 1.0

3,224

2048

63.5

2.6

2.0-3.4

< 0.001

 
 

≥ 1.0

399

266

66.7

3.9

2.1-7.3

< 0.001

 

Indoor residual spraying

Not sprayed

11,790

5749

48.8

1.0

   
 

Sprayed < 12 m ago

2,873

1605

55.9

1.4

1.0-2.1

0.079

 

Wealth index quintiles

Poorest

4,912

2,415

49.2

1.0

  

Ptrend = 0.384

 

Middle

4,880

2,424

49.7

1.0

0.5-1.7

0.868

 
 

Richest

4,871

2,515

51.6

0.7

0.5-1.0

0.071

 

School attendance*

No

9,857

4,891

49.6

1.0

   
 

Yes

2,946

1,556

52.8

0.9

0.7-1.2

0.63

 

Malaria knowledge mean score (terciles)*

0-1

3,251

1,517

46.7

1.0

  

Ptrend = 0.004

 

2-4

4,758

2,438

49.3

2.3

1.3-4.2

0.005

 
 

≥ 4

4,794

2,582

53.9

2.1

1.0-4.0

0.036

 

Altitude

< 1000 m

416

201

48.3

1.0

  

Ptrend < 0.001

 

≥ 1000- ≤ 2000 m

9,996

5211

52.1

0.5

0.4-0.8

0.006

 
 

> 2000 m

4,251

1942

45.7

0.3

0.2-0.4

< 0.001

 

Cluster characteristics

Location of cluster

Rural

12,060

5981

49.6

1.0

   
 

Urban

2,603

1373

52.7

2.0

1.3-3.1

0.001

 
  1. * Household women's knowledge score and school attendance available for 12,803 participants in 2,701 households owning nets where women of reproductive age completed knowledge questionnaire
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