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Table 1 Demographics for HHT and control survey respondents

From: Specific cancer rates may differ in patients with hereditary haemorrhagic telangiectasia compared to controls

 

Control

HHT

Total

Mann Whitney

 

Total

Count

Mean

SD

Total

Count

Mean

SD

Total

Count

Mean

SD

p value

Gender (% female)

142

92

0.65

0.48

1007

654

0.65

0.48

1149

746

0.65

0.48

0.99

North America/Europe

142

124

0.87

0.33

1007

910

0.9

0.29

1149

1034

0.9

0.29

0.25

Australia/New Zealand

142

3

0.02

0.14

1007

42

0.04

0.2

1149

45

0.039

0.19

0.24

Asia

142

1

0.01

0.08

1007

4

0.004

0.06

1149

5

0.004

0.07

0.6

South America

142

0

0

0

1007

4

0.004

0.06

1149

4

0.004

0.06

0.45

Africa

142

0

0

0

1007

2

0.002

0.04

1149

2

0.0017

0.04

0.59

Current or former smoker

142

39

0.27

0.45

1007

315

0.31

0.46

1149

354

0.31

0.46

0.38

Current smoker

142

8

0.06

0.23

1007

67

0.07

0.25

1149

75

0.065

0.25

0.66

Former smoker

142

31

0.22

0.42

1007

248

0.25

0.43

1149

279

0.24

0.43

0.49

Passive smoker

142

1

0.01

0.08

1007

22

0.02

0.15

1149

22

0.019

0.14

0.24

Cigarettes

142

38

0.27

0.44

1007

308

0.31

0.46

1149

346

0.3

0.46

0.37

Number per week

38

38

0.31

0.23

308

308

0.34

0.33

346

346

38.1

21.4

0.4

Years smoked

38

38

15.8

13.5

308

308

17.3

11.5

346

346

17.1

13.4

0.37

Pack years per smoker

38

38

25.4

35.8

308

308

35.4

40

346

346

34

38.7

0.01

Cigars

142

3

0.02

0.14

1007

22

0.022

0.15

1149

25

0.022

0.15

0.96

Pipes

142

3

0.02

0.14

1007

18

0.018

0.13

1149

21

0.019

0.13

0.99

Other

142

1

0.01

0.84

1007

14

0.014

0.12

1149

15

0.013

0.11

0.5

Non vegetarian

130

123

0.95

0.23

969

929

0.96

0.2

1094

1047

0.96

0.21

0.51

Red meat 3x per week

130

75

0.58

0.5

950

542

0.57

0.5

1075

614

0.57

0.5

0.89

Industrial exposures

130

121

0.93

0.25

964

885

0.92

0.27

1090

1002

0.92

0.27

0.62

Alcohol

130

53

0.41

0.49

969

342

0.35

0.48

1099

395

0.36

0.48

0.22

Alcohol units per day

130

84

0.65

0.95

970

518

0.53

0.87

1095

602

0.55

0.88

0.17

  1. Total: number of respondents reporting presences, absence or distribution of variable. Count: number of respondents with specified variable- demographics; originating in stated region; or describing stated intakes/use/exposures. SD, standard deviation.