Table 2 Logistic regression models on prevalent undiagnosed type 2 diabetes in the Mongolian STEPS 2009 survey. 1018 men and women aged 35-64 years, of whom 59 had undiagnosed diabetes. Regression coefficients, standard errors (SE) and odds ratios (OR) with 95 % confidence intervals (CI) are given

Sex (men/women)

0.90

0.27

2.47

(1.45–4.22)

0.001

0.74

0.28

2.10

(1.21–3.66)

0.009

Age, years

0.02

0.02

1.02

(0.99–1.05)

0.188

-

-

-

-

-

Body weight, kg

0.04

0.01

1.04

(1.02–1.05)

0.000

-

-

-

-

-

Height, kg

0.05

0.02

1.05

(1.01–1.09)

0.007

-

-

-

-

-

BMI, kg/m²

0.07

0.02

1.07

(1.02–1.12)

0.004

-

-

-

-

-

Waist circumference, cm

0.04

0.01

1.04

(1.02–1.06)

0.000

0.02

0.01

1.02

(1.00–1.05)

0.016

Systolic blood pressure, mmHg

0.02

0.00

1.02

(1.01–1.03)

0.001

-

-

-

-

-

Diastolic blood pressure, mmHg

0.03

0.01

1.03

(1.02–1.05)

0.000

-

-

-

-

-

Medication for hypertension (yes/no)

0.76

0.30

2.13

(1.19–3.80)

0.011

-

-

-

-

-

Hypertension or medication (yes/no)

1.12

0.29

3.08

(1.73–5.49)

0.000

0.88

0.32

2.42

(1.30–4.50)

0.005

History of elevated glucose (yes/no)

1.12

0.47

3.08

(1.24–7.66)

0.016

1.14

0.47

3.13

(1.26–7.81)

0.014

Leisure time phys. act. daily (no/yes)

0.95

0.33

2.58

(1.35–4.93)

0.004

0.79

0.34

2.20

(1.14–4.24)

0.019

Phys. act. at work daily (no/yes)

0.09

0.28

1.10

(0.63–1.90)

0.738

-

-

-

-

-

Sitting time/day, hours

0.21

0.05

1.23

(1.11–1.37)

0.000

-

-

-

-

-

Sitting time 6h or more/day (yes/no)

1.07

0.29

2.91

(1.66–5.10)

0.000

0.82

0.30

2.27

(1.27–4.07)

0.006

Fruits weekly (no/yes)

−0.06

0.27

0.94

(0.55–1.59)

0.811

-

-

-

-

-

Vegetables weekly (no/yes)

−0.50

0.44

0.61

(0.26–1.43)

0.255

-

-

-

-

-

Daily smoking (yes/no)

0.54

0.29

1.71

(0.98–3.00)

0.060

-

-

-

-

-

Area under ROC curve

76.1

 95 % CI

(70.1-82.1)