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Table 2 45 and Up Study participants’ socioeconomic, health and lifestyle characteristics (2006–2009) before and after applying fully raked weights, compared to those in the NDSHS and ANHS

From: Raking of data from a large Australian cohort study improves generalisability of estimates of prevalence of health and behaviour characteristics and cancer incidence

Characteristic

45 and Up Study unweighted

(N = 255,365)

45 and Up Study weighted to NSWa

(full raking)

NDSHS NSWb

(N = 7,963)

ANHS NSWc

(N = 1,625)

45 and Up Study weighted to Australiad

(full raking)

NDSHS Australiae

(N = 26,858)

ANHS Australiaf

(N = 8,531)

N

% (95% CI)

% (95% CI)

% (95% CI)

%

% (95% CI)

% (95% CI)

%

Body Mass Index (kg/m2)

  Underweight (< 18.5)

3,216

1.3 (1.2, 1.3)

1.4 (1.4, 1.5)

1.6 (1.2, 2.0)

0.7

1.4 (1.3, 1.4)

1.5 (1.3, 1.7)

0.7

  Normal Range (18.5 to < 25)

87,198

34.1 (34.0, 34.3)

33.9 (33.6, 34.1)

33.2 (31.6, 34.9)

22.4

33.3 (33.1, 33.6)

31.8 (30.9, 32.7)

20.5

  Overweight (25 to < 30)

93,476

36.6 (36.4, 36.8)

35.6 (35.3, 35.8)

34.6 (33.0, 36.2)

29.0

35.8 (35.6, 36.1)

35.6 (34.7, 36.5)

28.3

  Obese (≥ 30)

52,847

20.7 (20.5, 20.9)

21.5 (21.3, 21.7)

22.8 (21.4, 24.3)

21.5

21.9 (21.7, 22.1)

23.4 (22.6, 24.2)

21.1

  Missing

18,628

7.3 (7.2, 7.4)

7.6 (7.5, 7.8)

7.8 (6.9, 8.7)

26.4

7.6 (7.5, 7.7)

7.7 (7.2, 8.2)

29.4

Employment status

  Employed

129,654

50.8 (50.6, 51.0)

50.1 (49.8, 50.4)

44.6 (42.8, 46.4)

49.6

51.1 (50.8, 51.4)

46.3 (45.3, 47.3)

51.9

  Unemployed

5,685

2.2 (2.2, 2.3)

3.3 (3.2, 3.4)

2.3 (1.7, 2.9)

1.4

3.2 (3.1, 3.3)

2.1 (1.8, 2.4)

1.0

  Not in the labour force

115,845

45.4 (45.2, 45.6)

44.4 (44.1, 44.7)

47.2 (45.4, 49.0)

49.0

43.6 (43.3, 43.8)

46.0 (45.0, 47.0)

47.0

  Missing

4,181

1.6 (1.6, 1.7)

2.2 (2.1, 2.2)

5.9 (5.1, 6.8)

 

2.1 (2.0, 2.2)

5.6 (5.2, 6.1)

 

K10 distress scale

  Well (0 to 19)

200,014

78.3 (78.2, 78.5)

74.1 (73.8, 74.3)

87.5 (86.2, 88.8)

82.9

74.6 (74.3, 74.9)

87.8 (87.1, 88.5)

83.9

  Mild (20 to 24)

14,655

5.7 (5.6, 5.8)

6.7 (6.6, 6.9)

6.6 (5.7, 7.6)

8.6

6.7 (6.6, 6.8)

7.0 (6.4, 7.5)

8.2

  Moderate (25 to 29)

4,788

1.9 (1.8, 1.9)

2.5 (2.4, 2.5)

3.0 (2.4, 3.7)

3.9

2.4 (2.3, 2.5)

2.7 (2.4, 3.0)

4.0

  Severe (30 to 50)

4,664

1.8 (1.8, 1.9)

2.7 (2.6, 2.8)

2.3 (1.8, 2.9)

4.4

2.7 (2.6, 2.8)

2.1 (1.8, 2.4)

3.8

  Missing

31,244

12.2 (12.1, 12.4)

14.0 (13.8, 14.2)

0.5 (0.3, 0.7)

0.2

13.6 (13.5, 13.8)

0.5 (0.3, 0.6)

0.1

Overall health

  Excellent

37,394

14.6 (14.5, 14.8)

12.6 (12.5, 12.8)

10.8 (9.7, 12.0)

15.8

12.9 (12.7, 13.0)

11.2 (10.5, 11.8)

15.7

  Very Good

91,525

35.8 (35.7, 36.0)

32.4 (32.2, 32.6)

33.0 (31.3, 34.7)

30.8

32.9 (32.6, 33.1)

33.7 (32.7, 34.6)

31.2

  Good

83,318

32.6 (32.4, 32.8)

34.0 (33.8, 34.3)

37.1 (35.4, 38.9)

30.4

33.8 (33.6, 34.1)

36.5 (35.6, 37.5)

30.6

  Fair

29,281

11.5 (11.3, 11.6)

14.0 (13.8, 14.2)

14.8 (13.6, 16.1)

16.8

13.7 (13.5, 13.9)

14.5 (13.8, 15.2)

15.7

  Poor

5,327

2.1 (2.0, 2.1)

3.0 (2.9, 3.1)

3.1 (2.5, 3.8)

6.3

2.9 (2.8, 3.0)

2.9 (2.6, 3.2)

6.9

  Missing

8,520

3.3 (3.3, 3.4)

4.0 (3.9, 4.1)

1.1 (0.7, 1.4)

 

3.9 (3.8, 4.0)

1.2 (1.0, 1.4)

 

Smoking status at baseline

  Current regular smoker

18,265

7.2 (7.1, 7.3)

9.5 (9.3, 9.7)

13.9 (12.7, 15.2)

17.6

9.7 (9.6, 9.9)

13.9 (12.7, 15.2)

16.0

  Former regular smoker

91,398

35.8 (35.6, 36.0)

35.1 (34.8, 35.3)

35.3 (33.6, 37.0)

36.2

35.8 (35.5, 36.0)

35.3 (33.6, 37.0)

37.4

  Never regular smoker

145,609

57.0 (56.8, 57.2)

55.4 (55.1, 55.7)

50.6 (48.8, 52.4)

46.2

54.5 (54.2, 54.7)

50.6 (48.8, 52.4)

46.6

  Missing

93

0.0 (0.0, 0.0)

0.0 (0.0, 0.1)

0.2 (0.0, 0.3)

 

0.0 (0.0, 0.1)

0.2 (0.0, 0.3)

 

Smoking duration

  < 6 years

6,549

2.6 (2.5, 2.6)

2.3 (2.2, 2.3)

4.2 (3.4, 4.9)

4.1

2.3 (2.3, 2.4)

4.0 (3.6, 4.4)

4.0

  6–10 years

11,426

4.5 (4.4, 4.6)

4.0 (4.0, 4.1)

4.6 (3.9, 5.4)

3.9

4.2 (4.1, 4.3)

4.6 (4.2, 5.0)

4.2

  11–19 years

20,306

8.0 (7.8, 8.1)

7.5 (7.4, 7.6)

7.1 (6.2, 8.0)

6.9

7.7 (7.6, 7.8)

7.2 (6.7, 7.7)

7.9

  20–29 years

22,509

8.8 (8.7, 8.9)

9.1 (9.0, 9.3)

8.8 (7.8, 9.8)

10.5

9.3 (9.1, 9.4)

9.2 (8.6, 9.8)

10.4

  30–39 years

23,867

9.3 (9.2, 9.5)

10.8 (10.6, 10.9)

10.9 (9.8, 12.0)

13.1

11.1 (10.9, 11.2)

11.7 (11.0, 12.3)

13.0

  40 + years

17,949

7.0 (6.9, 7.1)

7.6 (7.5, 7.7)

8.1 (7.2, 9.0)

12.3

7.7 (7.5, 7.8)

8.3 (7.8, 8.8)

10.7

  Not applicable or missing

152,759

59.8 (59.6, 60.0)

58.7 (58.4, 59.0)

56.2 (54.4, 58.0)

49.2

57.8 (57.5, 58.1)

55.0 (54.0, 56.0)

49.8

  1. ABS Australian Bureau of Statistics, ANHS Australian National Health Survey, CI Confidence Intervals, K10 Kessler psychological distress scale, NDSHS National Drug Strategy Household Survey, NSW New South Wales
  2. aEstimates after full raking based on all characteristics listed in Table 1 and matching to the ABS Census 2006 data (restricted to the NSW population)
  3. bWeighted using the absolute person weight provided in the NDSHS 2007 and 2010 datasets, including NSW participants only. This weight adjusts the probability of selection based on sex, age, place of residence, household size and survey delivery method
  4. cWeighted using the person weight provided in the ANHS 2007 dataset, including NSW participants only. This weight adjusts the probability of selection based on sex, age and place of residence
  5. dEstimates after full raking based on all characteristics listed in Table 1 and matching to the ABS Census 2006 data for the whole Australian population
  6. eWeighted using the absolute person weight provided in the NDSHS 2007 and 2010 datasets, including all participants. This weight adjusts the probability of selection based on sex, age, place of residence, household size and survey delivery method
  7. fWeighted using the person weight provided in the ANHS 2007 dataset, including all participants. This weight adjusts the probability of selection based on sex, age and place of residence