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Table 3 Mean annual change and overall difference in continuous risk factor levels by ethnic group stratum, adjusted for age and test year.

From: Comparative levels and time trends in blood pressure, total cholesterol, Body Mass Index and smoking among Caucasian and South-Asian participants of a UK primary-care based cardiovascular risk factor screening programme

 

Men

Women

 

Mean

UCI

LCI

p

Mean

UCI

LCI

p

Systolic BP

Model 1a (overall difference between South-Asian and Caucasian group)

Ethnic group difference^

-4.91

-6.23

-3.58

<0.001

-1.77

-3.33

-0.21

0.026

Model 2a (trends by ethnic group)

Caucasian*

0.25

0.19

0.30

<0.001

0.02

-0.04

0.07

0.614

South-Asian*

-0.03

-0.46

0.39

0.874

-0.28

-0.79

0.23

0.277

Model 3a (Time trend difference between South-Asian and Caucasian group)

Interaction ethnic group × time**

-0.27

-0.71

0.17

0.234

-0.29

-0.82

0.23

0.276

Diastolic BP

Model 1a (overall difference between South-Asian and Caucasian group)

Ethnic group difference^

-2.87

-3.72

-2.02

<0.001

-1.87

-2.82

-0.92

<0.001

Model 2a (trends by ethnic group)

Caucasian*

0.19

0.15

0.22

<0.001

0.08

0.04

0.12

<0.001

South-Asian*

0.18

-0.11

0.46

0.228

-0.13

-0.44

0.17

0.387

Model 3a (Time trend difference between South-Asian and Caucasian group)

Interaction ethnic group × time**

-0.22

-0.54

0.11

0.187

-0.22

-0.54

0.11

0.187

Cholesterol

Model 1a (overall difference between South-Asian and Caucasian group)

Ethnic group difference^

-0.04

-0.18

0.10

0.555

-0.24

-0.39

-0.08

0.002

Model 2a (trends by ethnic group)

Caucasian*

-0.07

-0.08

-0.06

<0.001

-0.06

-0.07

-0.05

<0.000

South-Asian*

-0.08

-0.12

-0.03

0.001

-0.06

-0.10

-0.004

0.033

Model 3a (Time trend difference between South-Asian and Caucasian group)

Interaction ethnic group × time**

-0.01

-0.06

0.04

0.763

0.02

-0.04

0.07

0.581

BMI

Model 1a (overall difference between South-Asian and Caucasian group)

Ethnic group difference^

-0.23

-0.59

0.14

0.223

0.78

0.25

1.30

0.004

Model 2a (trends by ethnic group)

Caucasian*

0.10

0.08

0.11

<0.001

0.11

0.09

0.13

<0.001

South-Asian*

0.12

-0.02

0.25

0.083

0.00

-0.16

0.17

0.968

Model 3a (Time trend difference between South-Asian and Caucasian group)

Interaction ethnic group × time**

0.05

-0.07

0.18

0.401

-0.12

-0.29

0.06

0.190

  1. BP: Blood pressure, BMI: Body Mass Index, S-A: South-Asian
  2. ^adjusted for age, year, stratified by ethnic group
  3. *adjusted for age, year and ethnic group
  4. **adjusted for age, test year, ethnic group and interaction term "ethnic group × test year"
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BMC Public Health

ISSN: 1471-2458

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