Table 1 Cardiovascular risk factors of 210 left-sided breast cancer patients. FB: free-breathing, DIBH: deep inspiration breath-hold

Age at diagnosis (years)

< 40

16

(8.0%)

0

40–49

32

(16.0%)

2

(20%)

50–59

73

(36.5%)

2

(20%)

60–69

45

(22.5%)

5

(50%)

70–79

33

(16.5%)

1

(10%)

≥80

1

(0.5%)

0

Mean

57

60

Smoking habit

positive

26

(13.0%)

2

(20%)

negative

174

(87.0%)

8

(80%)

Family history

positive

27

(13.5%)

1

(10%)

negative

173

(86.5%)

9

(90%)

LDL (mg/dL)

< 100

37

(18.5%)

3

(30%)

100–149

111

(55.5%)

6

(60%)

150–199

43

(21.5%)

0

> 200

9

(4.5%)

1

(10%)

Mean

130

115

HDL (mg/dL)

< 50

20

(10%)

4

(40%)

50–99

169

(84.5%)

6

(60%)

> 100

11

(5.5%)

0

Mean

69

57

Triglycerides (mg/dL)

< 50

5

(2.5%)

1

(10%)

50–99

84

(42.0%)

2

(20%)

100–149

62

(31.0%)

1

(10%)

150–199

23

(11.5%)

1

(10%)

200–249

19

(9.5%)

3

(30%)

> 250

7

(3.5%)

2

(20%)

Mean

122

171

Total Cholesterol (mg/dL)

100–149

3

(1.5%)

1

(10%)

150–199

54

(27.0%)

5

(50%)

200–249

97

(48.5%)

3

(30%)

250–299

34

(17.0%)

1

(10%)

> 300

12

(6.0%)

0

Mean

223

203

(hs) CRP (mg/dL)

< 0.1

65

(32.5%)

2

(20%)

0.1–0.5

115

(57.5%)

6

(60%)

> 0.5

20

(10.0%)

2

(20%)

Mean

0.23

0.55

Mean heart dose DIBH (Gy)

< 1.0

37

(18.5%)

0

1.0–1.9

142

(71.0%)

6

(60%)

2.0–4.9

20

(10.0%)

4

(40%)

> 5.0

1

(0.5%)

0

Mean

1.42

1.85

95% CI

1.34–1.50

1.47–2.24

Mean heart dose FB (Gy)

< 1.0

10

(5.0%)

0

1.0–1.9

87

(43.5%)

1

(10%)

2.0–4.9

97

(48.5%)

9

(90%)

> 5.0

6

(3.0%)

0

Mean

2.33

2.86

95% CI

2.17–2.49

2.26–3.47