Skip to main content

Table 4 Risk factor comparison between NWAHCS and other comparable survey

From: Do people with risky behaviours participate in biomedical cohort studies?

 

NWAHCS

SAMSS

(NW Adelaide Study area)

 

P value

 

n

%

n

%

  

Smoking status

Telephone

Telephone

0.07

0.79

Non or ex-smokers

3051

75.6

2202

75.9

  

Current smoker

985

24.4

700

24.1

  

Total

4036

100.0

2902

100.0

  

Alcohol risk

Self-complete

Telephone

15.71

<0.001

Non drinkers, no risk

2148

53.4

1550

53.4

  

Low risk

1630

40.5

1236

42.6

  

Intermediate to very high risk

244

6.1

116

4.0

 

*

Total

4023

100.0

2902

100.0

  

BMI

      

Self-reported

Telephone

Telephone

11.00

0.01

Underweight <18.50

14

1.0

65

2.4

 

*

Normal 18.50–24.99

589

43.0

1143

41.6

  

Overweight 25.00–29.99

505

36.8

964

35.1

  

Obese 30.00+

262

19.1

573

20.9

  

Total

1371

100.0

2746

100.0

  

Current high blood pressure

      

Self-reported

Telephone

Telephone

1.73

0.19

No/Don't know

1284

84.2

1292

85.8

  

Current HBP

242

15.8

213

14.2

  

Total

1525

100.0

1505

100.0

  

Current high cholesterol

      

Self-reported

Telephone

Telephone

3.11

0.08

No/Don't know

1337

87.7

1350

89.7

  

Current

188

12.3

155

10.3

  

Total

1525

100.0

1505

100.0

  

Physical activity

      

Self-reported

Self-complete

Telephone

7.19

0.06

Sedentary

1037

28.1

131

25.3

  

Low exercise level

1346

36.5

214

41.3

  

Moderate exercise level

891

24.1

129

24.8

  

High exercise level

417

11.3

45

8.6

  
     

1.70

0.19

Sedentary

1037

28.1

131

25.3

  

Undertakes low to high levels of exercise

2655

71.9

387

74.7

  

Total

3691

100.0

519

100.0

  

Self-reported general health status

Self-complete

Telephone

0.51

0.48

Excellent, very good or good

3314

82.0

2363

81.4

  

Fair or poor

725

18.0

541

18.6

  

Total

4040

100.0

2904

100.0

  
  1. * denotes the category was statistically significantly different compared with SAMSS using adjusted standardized residuals greater than 2.0 and less than -2.0 (χ2 test)