Table 4 Changes in clinical measures by rhythm status at follow-up.

From: Biomarkers associated with rhythm status after cardioversion in patients with atrial fibrillation

 

Absolute change in markers (95% CI)a

Percent change in markers (95% CI)

P value

AF recurrence

Sinus rhythm

Between-group difference

AF recurrence

Sinus rhythm

Between-group difference

Blood pressure measures

Systolic, mmHg

 − 5.17 (− 13.14 to 2.79)

 − 1.49 (− 5.66 to 2.68)

3.68 (− 4.66 to 12.02)

 − 2.96 (− 8.14 to 2.22)

 − 0.53 (− 3.47 to 2.40)

2.43 (− 3.32 to 8.18)

0.38

Diastolic, mmHg

 − 1.85 (− 7.43 to 3.73)

 − 9.29 (− 12.41 to − 6.16)

 − 7.44 (− 13.58 to − 1.30)

 − 1.20 (− 6.95 to 4.55)

 − 9.30 (− 12.75 to − 5.85)

 − 8.10 (− 14.77 to − 1.44)

0.0181

Holter ECG parameters

Average heart rate, /min

 − 6.50 (− 16.22 to 3.22)

 − 22.13 (− 26.44 to − 17.81)

 − 15.63 (− 24.80 to − 6.45)

 − 6.57 (− 19.27 to 6.13)

 − 23.89 (− 30.01 to − 17.76)

 − 17.31 (− 30.00 to − 4.63)

0.0011

Max. heart rate, /min

5.29 (− 11.00 to 21.58)

 − 41.56 (− 50.89 to − 32.22)

 − 46.84 (− 65.26 to − 28.42)

5.92 (− 6.47 to 18.31)

 − 23.31 (− 29.01 to − 17.61)

 − 29.23 (− 41.18 to − 17.28)

 < 0.001

Min. heart rate, /min

1.10 (− 2.83 to 5.02)

 − 3.44 (− 6.26 to − 0.63)

 − 4.54 (− 9.86 to 0.78)

4.76 (− 3.50 to 13.03)

 − 4.03 (− 10.55 to 2.50)

 − 8.79 (− 20.95 to 3.37)

0.09

  1. aMean difference with corresponding 95% confidence intervals.
  2. P value compares mean differences of biomarkers between AF recurrence and sinus rhythm patients and are calculated using 2-sample t tests.