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Table 5 Correlation between dosimetric parameters in left-side and right-side tangential irradiation and increment of CAC percentiles

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

 

Overall BC (n = 75)

Left-side BC (n = 41)

Right-side BC (n = 34)

Correlation

p value

Correlation

p value

Correlation

p value

Mean heart dose (Gy)

0.021

0.855

 − 0.187

0.241

 − 0.44

0.009

Maximum heart dose (Gy)

0.191

0.101

0.09

0.576

 − 0.375

0.029

Heart V25 (%)

0.068

0.565

 − 0.124

0.439

0

NA

Mean LAD dose (Gy)

0.144

0.215

0.004

0.977

 − 0.34

0.049

Maximum LAD dose (Gy)

0.199

0.088

0.106

0.510

–0.301

0.080

Mean LCX dose (Gy)

0.106

0.366

 − 0.021

0.894

 − 0.274

0.116

Maximum LCX dose (Gy)

0.057

0.626

 − 0.123

0.442

 − 0.275

0.116

Mean RCA dose (Gy)

 − 0.284

0.013

 − 0.129

0.423

 − 0.425

0.010

  1. CAC coronary artery calcium, BC breast cancer, n number of patients, Gy gray, LAD left anterior descending artery, LCX left circumflex artery, RCA right coronary artery
  2. P-value was calculated by spearman correlation. Significant p value was in bold