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Table 3 Risk factors analyses on the prevalence, treatment, and glycaemic control of T2D (OR, 95% CI)

From: Prevalence, treatment, control of type 2 diabetes and the risk factors among elderly people in Shenzhen: results from the urban Chinese population

 

Prevalence

Treatment

Control

OR(95%CI)a

aOR(95%CI)b

OR(95%CI)a

aOR(95%CI)b

OR(95%CI)a

aOR(95%CI)b

Age groups

 65–69 years old

1.0

1.0

1.0

1.0

1.0

1.0

 70–74 years old

1.2 (1.1,1.2)*

1.1 (1.1,1.2)*

1.0 (0.9,1.1)

–

1.0 (0.9,1.1)

–

 75–79 years old

1.3 (1.3,1.4)*

1.2 (1.2,1.3)*

1.1 (1.0,1.2)*

–

1.0 (1.0,1.1)

–

 80 years old or more

1.2 (1.2,1.3)*

1.1 (1.1,1.2)*

1.0 (0.9,1.1)

–

1.2 (1.1,1.3)*

–

Gender

 Males

1.0

1.0

1.0

1.0

1.0

1.0

 Females

1.0 (1.0,1.1)

1.0 (0.9,1.0)*

1.0 (1.0,1.1)

–

0.9 (0.9,1.0)*

–

Education level

 Illiterate

1.0

1.0

1.0

1.0

1.0

1.0

 Primary education

1.0 (0.9,1.0)

–

1.0 (1.0,1.1)

1.0 (1.0,1.2)

0.8 (0.7,0.9)*

0.8 (0.8,0.9)*

 Junior school or higher

1.0 (1.0,1.1)

–

1.3 (1.2,1.5)*

1.3 (1.2,1.5)*

1.0 (0.9,1.1)

1.0 (0.9,1.1)

Marital status

 Married or cohabiting

1.0

1.0

1.0

1.0

1.0

1.0

 Widowed

1.1 (1.1,1.2)*

–

1.1 (1.0,1.3)

–

1.1 (1.0,1.3)

–

 Divorced

1.2 (1.0,1.5)*

–

1.4 (1.0,1.9)

–

1.4 (1.0,2.0)*

–

 Single

0.9 (0.8,1.2)

–

0.7 (0.5,1.1)

–

1.0 (0.7,1.5)

–

Physical activity

 Yes

0.9 (0.9,1.0)*

0.9 (0.9,1.0)*

1.2 (1.1,1.3)*

1.2 (1.1,1.2)*

1.1 (1.0,1.2)*

1.1 (1.0,1.2)*

 No

1.0

1.0

1.0

1.0

1.0

1.0

Smoking status

 Current smoker

1.1 (1.1,1.2)*

–

1.0 (0.9,1.0)

1.0 (0.9,1.1)

0.8 (0.8,1.0)*

0.9 (0.8,1.0)*

 Ex-smoker

1.0 (1.0,1.1)

–

1.2 (1.1,1.3)*

1.2 (1.1,1.3)*

1.0 (0.9,1.2)

1.0 (0.9,1.1)

Never-smoker

1.0

1.0

1.0

1.0

1.0

1.0

Drinking habit

 Non-drinker

1.0

1.0

1.0

1.0

1.0

1.0

 Non-habitual drinker

1.1 (1.1,1.2)*

1.1 (1.1,1.2)*

1.1 (1.0,1.2)

1.0 (0.9,1.1)

1.0 (1.0,1.1)

–

 Habitual drinker

1.1 (1.1,1.2)*

1.2 (1.1,1.2)*

0.7 (0.7,0.8)*

0. 7 (0.6,0.8)*

0.9 (0.8,1.0)

–

History of CVD

 Yes

1.7 (1.6,1.8)*

1.5 (1.4,1.6)*

1.1 (1.0,1.2)

–

1.5 (1.4,1.7)*

1.4 (1.3,1.6)*

 No

1.0

1.0

1.0

1.0

1.0

1.0

BMI

 Low weight

0.5 (0.5,0.6)*

0.6 (0.5,1.6)

0.8 (0.6,0.9)*

0.9 (0.7,1.0)

1.3 (1.1,1.5)*

1.4 (1.1,1.6)*

 Normal weight

1.0

1.0

1.0

1.0

1.0

1.0

 Overweight

1.3 (1.2,1.3)*

1.1 (1.1,1.2)*

0.9 (0.9,1.0)*

0.9 (0.8,0.9)*

0.8 (0.8,0.9)*

0.9 (0.8,0.9)*

 Obesity

1.6 (1.5,1.7)*

1.2 (1.2,1.3)*

0.8 (0.7,0.9)*

0.7 (0.7,0.8)*

0.7 (0.7,0.8)*

0.8 (0.7,0.9)*

Central obesity

 Yes

1.5 (1.4,1.5)*

1.2 (1.2,1.3)*

1.0 (1.0,1.1)

1.2 (1.1,1.2)*

0.8 (0.8,0.9)*

0.9 (0.8,0.9)*

 No

1.0

1.0

1.0

1.0

1.0

1.0

Hypertension

 Yes

2.1 (2.0,2.1)*

1.9 (1.8,1.9)*

1.2 (1.1,1.3)*

1.2 (1.1,1.3)*

1.5 (1.4,1.6)*

1.5 (1.5,1.6)*

 No

1.0

1.0

1.0

1.0

1.0

1.0

  1. * = P < 0.05; OR Odds ratio, aOR Adjusted odds ratio, CI Confidence interval; OR (95%CI)a: Univariate logistic analysis; aOR (95%CI)b: Multivariate logistic analysis. Model fittings were conducted using backward elimination with a threshold of 0.10 for variable inclusion in the model.; Variables that were not included in the final multivariate regression model were marked with “-”
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