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Table 2 Comparison of CAC percentiles between the first and second NCCT in all participants of this study

From: Accelerated coronary calcium burden in breast cancer patients after radiotherapy: a comparison with age and race matched healthy women

CAC percentiles

Total BC (n = 94)

Left-side BC (n = 51)

Right-side BC (n = 43)

Non-BC (n = 47)

No increment (zero vs. zero)

68

32

36

30

Positive increment

26

19

7

13

 Zero vs. non-zero

24

18

6

1

 Non-zero vs. non-zero

2

1

1

12

Positive increment ≥ 50%

22

17

5

1

Mean %CACinc value

18.4%

25.3%

10.2%

2.7%

p value

 < 0.0001

 < 0.0001

0.0096

0.1551

  1. CAC coronary artery calcium, NCCT noncontrast computed tomography, BC breast cancer, n number of patients, %CACinc increment of CAC percentiles
  2. Significant difference with p value < 0.05 were shown in bold