Table 5 The results obtained from multiple logistic regression analysis indicating risk factors for mortality after myocardial infarction for all deaths (n = 500 alive vs. 164 in- and out-of-hospital deaths combined)

Age

≤ 49

1.00 (ref.)

50-59

1.12 (0.49-2.52)

0.78

60-69

1.18 (0.53-2.59)

0.68

≥ 70

1.97 (0.89-4.36)

0.09

Gender

Male

1.00 (ref.)

Female

2.22 (0.86-5.69)

0.09

Marital status

Married

1.00 (ref.)

Never married

1.47 (0.36-5.95)

0.58

Widowed/divorced

0.92 (0.50-1.72)

0.06

Education (years)

> 12

1.00 (ref.)

10-12

0.91 (0.33-2.48)

0.86

6-9

0.89 (0.34-2.30)

0.81

1-5

1.18 (0.45-3.07)

0.72

Illiterate

2.51 (1.00-6.31)

0.04

Employment

Employed

1.00 (ref.)

Unemployed

3.50 (1.50-8.13)

0.004

Retired

1.18 (0.79-2.77)

0.21

Housewife

0.67 (0.23-1.94)

0.46

Living area in square per person (m ² /p)

≥ 40

1.00 (ref.)

20-39

2.34 (1.14-4.79)

0.01

10-19

4.38 (2.19-8.75)

< 0.0001

< 10

4.92 (2.11-11.4)

< 0.0001

BMI (kg/m ² )

≤ 24.9

1.00 (ref.)

25-29.9

1.43 (0.85-2.41)

0.17

≥ 30

1.09 (0.55-2.17)

0.78

Hypertension

No

1.00 (ref.)

Yes

1.05 (0.66-1.66)

0.81

Diabetes

No

1.00 (ref.)

Yes

1.78 (1.12-2.81)

0.01

Hyperlipidemia

No

1.00 (ref.)

Yes

1.82 (1.14-2.90)

0.01

History of smoking

No

1.00 (ref.)

Yes

1.33 (0.77-2.31)

0.30

Treatment

Coronary artery bypass graft

1.00 (ref.)

Non-surgical

9.52 (4.84-18.7)

< 0.0001