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Table 3 Proportion of people living in households where mobile phone or landline telephone is listed in the White Pages by selected demographic, health conditions, and health related risk factors from 2006 to 2008

From: Sampling and coverage issues of telephone surveys used for collecting health information in Australia: results from a face-to-face survey from 1999 to 2008

  

2006

  

2007

  

2008

 

Test for

trend

 

n

% (95% CI)

P value1

n

% (95% CI)

P value1

n

% (95% CI)

P value1

P value2

DEMOGRAPHICS

          

Gender

  

0.625

  

0.557

  

0.842

 

Male

1106/1507

74.2 (71.9 - 76.4)

 

915/1271

70.9 (68.3 - 73.4)

 

989/1436

68.5 (66.0 - 70.9)

 

0.006

Female

1079/1454

73.4 (71.1 - 75.6)

 

857/1209

72.0 (69.5 - 74.4)

 

944/1379

68.9 (66.4 - 71.2)

 

0.001

Age Groups

  

< 0.001

  

< 0.001

  

< 0.001

 

15 to 29 years

440/707

62.2 (58.6 - 65.7)

 

317/571

55.6 (51.5 - 59.6)

 

306/570

53.3 (49.6 - 57.0)

 

0.002

30 to 44 years

554/773

71.7 (68.4 - 74.7)

 

429/636

67.4 (63.6 - 70.9)

 

438/692

63.3 (59.6 - 66.8)

 

0.001

45 to 59 years

563/751

75.0 (71.8 - 78.0)

 

466/627

74.4 (70.9 - 77.7)

 

493/676

73.0 (69.5 - 76.2)

 

0.384

60 years and over

628/730

86.1 (83.4 - 88.4)

 

560/647

86.7 (83.8 - 89.1)

 

628/746

84.3 (81.5 - 86.7)

 

0.313

Country of Birth

  

0.639

  

0.004

  

< 0.001

 

Australia

1627/2191

74.3 (72.4 - 76.1)

 

1367/1886

72.5 (70.4 - 74.4)

 

1460/2104

69.4 (67.4 - 71.3)

 

< 0.001

UK & Ireland

256/353

72.7 (67.8 - 77.0)

 

179/241

74.4 (68.5 - 79.5)

 

221/298

74.3 (69.0 - 78.9)

 

0.633

Other

302/417

72.4 (68.0 - 76.5)

 

227/353

64.2 (59.0 - 69.0)

 

251/413

60.9 (56.2 - 65.5)

 

< 0.001

Marital status a

  

< 0.001

  

< 0.001

  

< 0.001

 

Married/defacto

1465/1860

78.8 (76.8 - 80.5)

 

1188/1525

77.9 (75.8 - 79.9)

 

1301/1764

73.8 (71.7 - 75.8)

 

< 0.001

Separated/divorced

155/246

62.9 (56.7 - 68.7)

 

138/222

61.9 (55.3 - 68.0)

 

142/236

60.0 (53.7 - 66.1)

 

0.518

Widowed

118/154

76.5 (69.2 - 82.5)

 

110/141

78.2 (70.7 - 84.2)

 

118/148

79.9 (72.7 - 85.5)

 

0.483

Never married

444/690

64.4 (60.8 - 67.9)

 

336/588

57.1 (53.1 - 61.0)

 

370/659

56.1 (52.3 - 59.9)

 

0.002

Educational Attainment b

  

0.032

  

0.494

  

< 0.001

 

None to secondary

schooling

990/1378

71.8 (69.4 - 74.1)

 

854/1216

70.2 (67.6 - 72.7)

 

840/1275

65.9 (63.2 - 68.4)

 

0.001

Trade qualifications,

Certificate, Diploma

826/1085

76.1 (73.4 - 78.5)

 

611/836

73.1 (70.0 - 76.0)

 

741/1016

73.0 (70.2 - 75.6)

 

0.105

Bachelor Degree or

higher

361/488

74.0 (70.0 - 77.7)

 

307/427

72.0 (67.5 - 76.0)

 

348/514

67.7 (63.6 - 71.6)

 

0.027

Area of residence

  

< 0.001

  

< 0.001

  

0.001

 

Metropolitan

1523/2120

71.8 (69.9 - 73.7)

 

1264/1830

69.1 (66.9 - 71.2)

 

1443/2152

67.1 (65.0 - 69.0)

 

0.001

Country

663/841

78.8 (75.9 - 81.5)

 

508/650

78.2 (74.9 - 81.2)

 

490/663

74.0 (70.5 - 77.2)

 

0.030

Annual household

income

  

0.121

  

0.005

  

0.039

 

Up to $20,000

486/675

74.5 (69.9 - 78.6)

 

446/597

66.2 (60.9 - 71.1)

 

569/784

64.1 (58.9 - 69.1)

 

0.812

$20,001-$40,000

273/350

74.5 (70.6 - 78.1)

 

206/273

74.3 (70.0 - 78.2)

 

229/328

68.7 (64.1 - 72.9)

 

0.013

$40,001-$60,000

341/449

75.9 (71.8 - 79.6)

 

269/380

70.8 (66.0 - 75.1)

 

241/353

68.3 (63.3 - 72.9)

 

0.016

$60,001-$80,000

379/509

78.1 (73.5 - 82.2)

 

322/434

75.6 (70.1 - 80.3)

 

295/429

69.8 (64.7 - 74.5)

 

0.049

$80,001 or more

284/381

72.0 (68.5 - 75.2)

 

218/330

74.6 (71.0 - 78.0)

 

216/336

72.6 (69.4 - 75.6)

 

0.003

Not stated

422/597

70.8 (67.0 - 74.3)

 

312/467

66.7 (62.3 - 70.8)

 

384/585

65.6 (61.7 - 69.3)

 

0.058

Work status c

  

< 0.001

  

< 0.001

  

< 0.001

 

Work full time

796/1109

71.8 (69.1 - 74.4)

 

641/909

70.4 (67.4 - 73.3)

 

751/1091

68.9 (66.0 - 71.5)

 

0.127

Work part time

422/565

74.7 (71.0 - 78.2)

 

327/450

72.7 (68.4 - 76.6)

 

346/494

70.0 (65.8 - 73.9)

 

0.084

Home Duties

198/270

73.2 (67.7 - 78.2)

 

170/252

67.2 (61.2 - 72.7)

 

134/222

60.2 (53.7 - 66.4)

 

0.002

Unemployed

39/78

50.3 (39.4 - 61.1)

 

35/74

47.8 (36.8 - 59.0)

 

36/76

47.2 (36.4 - 58.3)

 

0.707

Retired

489/574

85.2 (82.1 - 87.9)

 

435/504

86.2 (82.9 - 88.9)

 

482/575

83.8 (80.6 - 86.6)

 

0.502

Student

141/220

64.3 (57.8 - 70.3)

 

129/215

59.8 (53.2 - 66.2)

 

114/226

50.5 (44.1 - 57.0)

 

0.003

Other/Not working

because of work

related injury

71/104

68.1 (58.6 - 76.3)

 

35/74

48.1 (37.1 - 59.3)

 

67/121

55.4 (46.5 - 64.0)

 

0.067

SEIFA IRSD

Quintiles d

  

0.080

  

< 0.001

  

< 0.001

 

Lowest/low (most

disadvantaged)

827/1088

72.0 (69.5 - 74.4)

 

666/876

67.5 (64.7 - 70.2)

 

804/1237

64.9 (62.2 - 67.5)

 

0.001

Middle

421/575

73.3 (69.5 - 76.7)

 

359/495

72.5 (68.4 - 76.2)

 

368/520

70.7 (66.7 - 74.5)

 

0.634

High/Highest (least

disadvantaged)

927/1288

76.0 (73.4 - 78.5)

 

745/1103

76.0 (73.1 - 78.7)

 

761/1048

72.6 (69.9 - 75.2)

 

0.123

HEALTH CONDITIONS

AND HEALTH RELATED

RISK FACTORS

          

Diabetes

144/197

73.3 (66.7 - 79.0)

0.863

132/168

78.7 (71.9 - 84.2)

0.033

158/214

73.9 (67.7 - 79.4)

0.104

0.994

Arthritis

550/693

79.4 (76.2 - 82.2)

< 0.001

452/593

76.2 (72.6 - 79.5)

0.003

534/705

75.8 (72.5 - 78.8)

< 0.001

0.090

Osteoporosis

161/184

87.4 (81.9 - 91.5)

< 0.001

132/168

78.7 (71.9 - 84.2)

0.033

111/158

70.3 (62.8 - 76.9)

0.703

< 0.001

Asthma (current)

256/364

70.3 (65.4 - 74.8)

0.105

193/283

68.3 (62.6 - 73.4)

0.203

245/385

63.6 (58.7 - 68.3)

0.017

0.048

Smoking status e

  

< 0.001

  

< 0.001

  

< 0.001

 

Non/Ex smoker

1817/2351

77.3 (75.5 - 78.9)

 

1492/1994

74.9 (72.9 - 76.7)

 

1642/2262

72.6 (70.7 - 74.4)

 

< 0.001

Current smoker

368/608

60.5 (56.6 - 64.3)

 

280/486

57.6 (53.2 - 61.9)

 

291/544

53.6 (49.4 - 57.7)

 

0.014

Body mass index

(BMI) f

  

0.011

  

< 0.001

  

< 0.001

 

Underweight <18.5

44/64

68.9 (56.8 - 78.9)

 

36/76

47.7 (36.9 - 58.7)

 

43/63

67.2 (54.9 - 77.5)

 

0.963

Normal 18.5-24.9

816/1140

71.5 (68.8 - 74.1)

 

635/923

68.7 (65.7 - 71.6)

 

641/1005

63.8 (60.8 - 66.7)

 

< 0.001

Overweight 25.0-29.9

657/847

77.6 (74.7 - 80.3)

 

569/762

74.7 (71.5 - 77.6)

 

602/820

73.5 (70.4 - 76.4)

 

0.053

Obese 30.0+

428/565

75.8 (72.1 - 79.2)

 

350/463

75.6 (71.5 - 79.3)

 

402/560

71.7 (67.9 - 75.3)

 

0.108

Overall

2186/2961

73.8 (72.2 - 75.4)

 

1773/2480

71.5 (69.7 - 73.2)

 

1993/2814

68.7 (66.9 - 70.4)

 

< 0.001

  1. 1 p values that are bold denotes statistical significance at the 0.05 level from the X2 test for that variable; 2 p values that are bold denotes statistical significance at the 0.05 level from the X2 test for trend for the 2006 to 2008 time period for that category; CI confidence interval of proportion
  2. a10 cases missing for 2006, 4 cases missing for 2007 and 7 cases missing for 2008; b9 cases missing for 2006, 1 case missing for 2007 and 9 cases missing for 2008; c42 cases missing for 2006, 1 case missing for 2007 and 10 cases missing for 2008; d10 cases missing for 2006, 5 cases missing for 2007; e2 cases missing for 2006; f345 cases missing for 2006, 265 cases missing for 2007 and 366 cases for 2008