Table 3 Odds ratios of diabetes prevalence in 2008 and 2015 stratified by age, education, employment and place of residence for men and women as estimated by means of logistic regression

Age group

 15–39 years (Ref.)

 40–49 years

11.52

6.62–20.03

9.31

6.00- 14.53

6.43

4.52- 9.15

9.22

6.72 -12.67

 50–59 years

21.35

12.56–36.32

26.42

17.01–41.03

18.45

13.36–25.47

24.60

17.97 – 33.68

Educational level

 No education (Ref.)

 Incomplete primary

1.30

.69—2.43

1.11

.73 – 1.7

1.11

.65—1.90

1.19

.87—1.62

 Complete primary

1.74

.85—3.54

.91

.53 – 1.54

1.27

.66—2.46

1.18

.77—1.81

 Incomplete secondary

1.89

1.03–3.50

1.25

.73–2.12

1.25

.75- 2.11

1.01

.71—1.45

 Complete secondary

1.27

.72—2.22

.73

.46 – 1.16

2.28

1.45—3.50

1.05

.78—1.42

 Higher

1.35

.74—2.47

.47

.25—.92

2.01

1.26—3.21

.66

.42—1.03

Employment

 Not employed (Ref.)

 Employed

.66

.41- 1.05

1.01

.66- 1.54

.75

.52- 1.07

1.09

.82- 1.46

Residence

 Rural (Ref.)

 Urban

1.65

1.15–2.36

2.03

1.50- 2.74

1.43

1.12—1.82

1.92

1.55—2.39