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Table 2 Demographic characteristics for patients with non-coronary chest pain (NCCP) and population controls, according to the postal survey distributed in 2005

From: Non-coronary chest pain does not affect long-term mortality: a prospective, observational study using a matched population control

 

Patients with NCCP (n = 279) (%)

Population controls (n = 530) (%)

p-value

Age at inclusion

 35–49 years (%)

27

29

0.778

 50–59 years (%)

37

38

 60–69 years (%)

24

21

 70–79 years (%)

13

12

Sex (M/F) (%)

43/57

43/57

0.842

Married (%)

79

75

0.160

Education

 Compulsory educationa (%)

49

41

0.054

 Upper secondary school (%)

34

42

 University (%)

17

18

Current smokers (%)

13

16

0.383

Current tobacco snuffers (%)

10

10

0.940

  1. aLess than 10 years in school