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Table 5 Association between sub-clinical cardiotoxicity (EF changes ≥ 10%) and the changes in electrocardiographic (ECG) parameters six months after the completion of anthracycline chemotherapy

From: Electrocardiographic and biochemical analysis of anthracycline induced cardiotoxicity in breast cancer patients from Southern Sri Lanka

 

QRS duration ≤ 120 ms

QRS duration > 120 ms

EF difference (EF3-EF0) < 10%

113 (85.6%)

19 (14.4%)

EF difference (EF3-EF0) ≥ 10%

41 (65.1%)

23 (34.9%)

  1. n = 196, p-value = 0.001**
  2. EF Ejection fraction
  3. p values *< 0.05, **< 0.01, ***< 0.001 considered as significant