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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