Table 5 Regression analysis of OOPS with explanatory variables

Quintile 1 (base)

1.00

Quintile 2

0.90

0.46, 1.80

0.778

Quintile 3

1.28

0.59, 2.79

0.533

Quintile 4

1.36

0.62, 2.99

0.438

Quintile 5

1.54

0.67, 3.56

0.314

Site group 1 (Rural)

1.00

Site group 2 (Peri-urban)

0.89

0.49, 1.63

0.703

Site group 3 (Urban)

0.53

0.29, 0.99

0.048

Age group 1 (<35)

1.00

Age group 2 (35–44)

0.60

0.25, 1.42

0.246

Age group 3 (45–54)

1.02

0.41, 2.49

0.973

Age group 4 (> = 55)

0.59

0.25, 1.37

0.218

Total number of household residents

1.61

1.00, 2.61

0.051

Sex

0.74

0.17, 3.22

0.684

Main income earner

1.70

0.69, 4.17

0.248

Ever attended school

1.16

0.61, 2.17

0.654

Had malaria

1.71

1.05, 2.76

0.030

Use of Patent Medicine Dealer

0.21

0.02, 2.06

0.181

Status of household head (Male/Female)

1.41

0.32, 6.19

0.651

LR Chi-square

24.97

Probability > Chi-square

0.0704

Pseudo R^2

0.0456