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Table 9 Adjusted odds ratios for outcome ‘net was used the previous night’ in 12 surveys across seven countries in sub-Saharan Africa

From: Effect of user preferences on ITN use: a review of literature and data

Survey (obs)

Burkina 2014 (14,086)

Gambia 2013 (13,486)

Malawi 2010 (30,035

Malawi 2012 (3314)

Malawi 2014 (4750)

Mali 2015 (13,942)

Nigeria 2015 (12,601)

Rwanda 2010 (20,786)

Rwanda 2013 (7923)

Rwanda 2014 (20,313)

Senegal 2008 (21,951)

Senegal 2010 (22,193)

Household-level fixed effects

 Household net supply (ref: owns 1 net for 2 people)

  Not enough (<1 net for 2 people)

1.16

1.71***

1.37***

2.37***

2.23***

2.63***

1.08

1.98***

2.11***

1.98***

0.92

1.51***

  Too many (>1 net for 2 people)

0.35***

0.22***

0.40***

0.14***

0.25***

0.22***

0.29***

0.44***

0.32***

0.31***

0.56

0.23***

 Household is urban (vs rural)

0.89

8.76***

1.57***

2.19**

1.92*

0.77

0.88

1.20*

1.13

1.37**

27.72***

5.41***

 Age of household head (ref: <5)

            

  35–49

2.32***

1.07

0.99

0.94

1.12

1.46

0.99

1.04

1.05

0.88*

0.86

0.79

  50+

1.89**

1.12

0.95

1.15

0.88

1.30

1.18

1.31***

1.24*

1.15*

0.89

0.93

 Household head is female

0.71

0.78

0.88*

1.12

0.91

2.95*

0.59***

1.08

1.07

1.13*

0.97

0.82

 Wealth quintiles (ref: poorest)

  Poorer

0.50*

0.63*

1.12

0.77

1.36

0.95

0.86

1.25***

1.06

1.01

1.18

1.09

  Middle

0.42**

0.51**

1.42***

1.21

1.96**

0.99

0.41***

1.43***

1.04

1.19*

1.00

0.94

  Richer

0.45**

0.38**

1.46***

1.04

1.46

0.87

0.18***

1.62***

1.23

1.31***

2.31***

0.57*

  Richest

0.24***

0.33**

1.70***

0.97

1.37

0.81

0.09***

1.81***

1.41**

1.38***

1.62

0.41**

Net-level fixed effects

 Net is conical (vs rectangular)

1.33

1.04

1.53***

1.95*

1.35

1.55

1.42

0.91*

2.26***

1.44***

0.95

1.04

 Net age (ref: <1 year)

            

  1–2 years

1.19

0.56

1.23***

1.91**

1.77***

1.23

0.97

1.34***

1.50***

1.08

1.27*

1.15

  2–3 years

0.61

1.05

1.14

1.46

1.53

1.39

1.02

1.38*

1.26

1.01

1.00

0.84

  3+ years

0.90

 

0.97

1.06

0.69*

1.09

0.93

1.21**

1.57***

0.93

1.12

0.71*

 Is an ITN (vs untreated)

2.61*

1.21

1.78***

2.74***

3.38***

1.38

1.14

1.36*

1.53

0.64

1.31*

1.04

 Green (vs other colour)

  

1.05

1.11

0.47**

       

 Net matches stated preferences (ref: does not match)

  Both shape and colour

  

1.00

 

1.78*

       

  Only shape

  

1.08

 

1.20

       

  Only colour

  

1.06

 

1.09

       

 Net was purchased

   

1.11

      

1.63***

1.69***

Average marginal effects (percentage points by which proportion of nets used the previous night increase if all nets are conical, or all nets match shape/colour preferences

 Net is conical

0.6

0.3

5.9***

4.5*

2.8

0.7

4.0

−1.7*

13.1***

5.3***

−0.4

0.3

 Net matches both preferences (vs neither)

  

0.0

 

5.2*

       

 Matches only shape (vs neither)

  

1.0

 

1.8

       

 Matches only colour (vs neither)

  

0.8

 

0.9

       
  1. * p < 0.05; ** p < 0.01; *** p < 0.001
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