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Table 2 Distributions of SES, minority and immigration status indicators categorized into quintiles at a DA level in Ontario, Canada

From: Neighbourhood maternal socioeconomic status indicators and risk of congenital heart disease

Variablea

Total number

Percent (%)

Number of CHD

Percent of CHD (%)

p for trend*

Median household income after tax adjusted by size of household

    

< 0.0001

 Missing

22,514

2.8

270

1.20

 

 Q1 (lowest)

193,099

24.01

2571

1.33

 

 Q2

161,321

20.06

2041

1.27

 

 Q3

158,058

19.65

1794

1.14

 

 Q4

147,314

18.32

1720

1.17

 

 Q5 (highest)

121,986

15.17

1335

1.09

 

Median household income before tax adjusted by size of household

    

< 0.0001

 Missing

22,514

2.8

270

1.20

 

 Q1 (lowest)

190,821

23.73

2565

1.34

 

 Q2

159,896

19.88

2034

1.27

 

 Q3

160,122

19.91

1815

1.13

 

 Q4

146,891

18.26

1712

1.17

 

 Q5 (highest)

124,048

15.42

1335

1.08

 

Median household income after tax

    

< 0.0001

 Missing

22,514

2.8

270

1.20

 

 Q1 (lowest)

173,182

21.53

2451

1.42

 

 Q2

155,121

19.29

1896

1.22

 

 Q3

153,183

19.05

1781

1.16

 

 Q4

164,328

20.43

1910

1.16

 

 Q5 (highest)

135,964

16.9

1423

1.05

 

Median household income before tax

    

< 0.0001

 Missing

22,514

2.8

270

1.20

 

 Q1 (lowest)

175,295

21.79

2495

1.42

 

 Q2

154,347

19.19

1871

1.21

 

 Q3

151,767

18.87

1805

1.19

 

 Q4

164,083

20.4

1860

1.13

 

 Q5(highest)

136,286

16.94

1430

1.05

 

Percentage of children aged 0–17 with low income

    

< 0.0001

 Missing

32,269

4.01

438

1.36

 

 Q1 (lowest)

129,282

16.07

1520

1.18

 

 Q2

151,539

18.84

1740

1.15

 

 Q3

151,448

18.83

1752

1.16

 

 Q4

150,422

18.7

1757

1.17

 

 Q5 (highest)

189,332

23.54

2524

1.33

 

Percentage of children aged 0–5 with low income

    

< 0.0001

 Missing

32,487

4.04

439

1.35

 

 Q1 (lowest)

154,439

19.2

1860

1.20

 

 Q2

131,720

16.38

1456

1.11

 

 Q3

188,274

23.41

2121

1.13

 

 Q4

140,413

17.46

1654

1.18

 

 Q5 (highest)

156,959

19.52

2201

1.40

 

Percentage of all people with low income

    

< 0.0001

 Missing

32,233

4.01

437

1.36

 

 Q1 (lowest)

123,415

15.34

1455

1.18

 

 Q2

152,352

18.94

1787

1.17

 

 Q3

153,204

19.05

1761

1.15

 

 Q4

147,328

18.32

1664

1.13

 

 Q5 (highest)

195,760

24.34

2627

1.34

 

Percentage of people aged 25–64 without high school diploma

    

< 0.0001

 Missing

22,206

2.76

264

1.19

 

 Q1 (lowest)

146,990

18.28

1533

1.04

 

 Q2

161,763

20.11

1908

1.18

 

 Q3

162,290

20.18

1999

1.23

 

 Q4

151,759

18.87

1905

1.26

 

 Q5 (highest)

159,284

19.8

2122

1.33

 

Percentage of people aged 25–64 had a degree of university or higher

    

< 0.0001

 Missing

22,206

2.76

264

1.19

 

 Q1 (lowest)

129,480

16.1

1862

1.44

 

 Q2

135,950

16.9

1773

1.30

 

 Q3

159,186

19.79

2009

1.26

 

 Q4

188,683

23.46

2129

1.13

 

 Q5 (highest)

168,787

20.99

1694

1.00

 

Percentage of immigrants

    

< 0.0001

 Missing

22,206

2.76

264

1.19

 

 Q1 (lowest)

121,601

15.12

1744

1.43

 

 Q2

115,179

14.32

1503

1.30

 

 Q3

131,853

16.39

1695

1.29

 

 Q4

174,205

21.66

1981

1.14

 

 Q5 (highest)

239,248

29.75

2544

1.06

 

Percentage of minority

    

< 0.0001

 Missing

22,206

2.76

264

1.19

 

 Q1 (lowest)

109,379

13.6

1539

1.41

 

 Q2

115,798

14.4

1607

1.39

 

 Q3

128,601

15.99

1617

1.26

 

 Q4

170,814

21.24

1864

1.09

 

 Q5 (highest)

257,494

32.01

2840

1.10

 

Percentage of unemployment among aged 15 or over

    

< 0.0001

 Missing

22,206

2.76

264

1.19

 

 Q1 (lowest)

125,616

15.62

1472

1.17

 

 Q2

167,581

20.84

1884

1.12

 

 Q3

170,043

21.14

2031

1.19

 

 Q4

159,195

19.79

1948

1.22

 

 Q5 (highest)

159,651

19.85

2132

1.34

 

Percentage of employment among aged 15 or over

    

< 0.0001

 Missing

22,206

2.76

264

1.19

 

 Q1 (lowest)

136,282

16.94

1892

1.39

 

 Q2

139,017

17.28

1710

1.23

 

 Q3

153,922

19.14

1786

1.16

 

 Q4

155,063

19.28

1884

1.21

 

 Q5 (highest)

197,802

24.59

2195

1.11

 

Population density per kilometer

    

< 0.0001

 Missing

21,548

2.68

246

1.14

 

 Q1 (lowest)

108,132

13.44

1413

1.31

 

 Q2

167,664

20.85

2083

1.24

 

 Q3

134,702

16.75

1685

1.25

 

 Q4

158,626

19.72

1958

1.23

 

 Q5 (highest)

213,620

26.56

2346

1.10

 
  1. aAll variables were derived from Census 2016
  2. *: p value for trend test was calculated after missing values were removed