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Table 2 Secondary outcomes: Packer sub-items, cardiac parameters, and QoL

From: INvestigation on Routine Follow-up in CONgestive HearT FAilure Patients with Remotely Monitored Implanted Cardioverter Defibrillators SysTems (InContact)

 

Telemetry

(N = 102)

n (%) / mean ± SD

Personal contact

p-value (telemetry vs. personal contact)

p-value (telemetry vs. remote + phone vs. visit)

All

(N = 108)

n (%) / mean ± SD

Remote + phone

(N = 53)

n (%) / mean ± SD

Visit

(N = 55)

n (%) / mean ± SD

Packer sub-items

 Death

5 (4.9)

6 (5.6)

4 (7.5)

2 (3.6)

0.832

0.645

  Cardiac

1 (20.0)

3 (50.0)

2 (50.0)

1 (50.0)

0.259

0.292

  Non-cardiac

1 (20.0)

3 (50.0)

2 (50.0)

1 (50.0)

  Origin unclear

3 (60.0)

0 (0.0)

0 (0.0)

0 (0.0)

 HF-hospitalisationb

10 (9.8)

13 (12.0)

6 (11.3)

7 (12.7)

0.605

0.851

 NYHA class at 13 M vs. 1 Ma

    

0.639

0.715

  Worse

22 (25.3)

19 (22.6)

7 (17.9)

12 (26.7)

  

  Unchanged

49 (56.3)

53 (63.1)

27 (69.2)

26 (57.8)

  

  Improved

16 (18.4)

12 (14.3)

5 (12.8)

7 (15.6)

  

 Change in NYHA class at 13 M vs. 1 Ma

−0.07 ± 0.71

−0.10 ± 0.63

−0.8 ± 0.62

−0.11 ± 0.65

0.888

0.912

 Self-assessmentc

      

 Worse

8 (9.2)

10 (11.8)

6 (15.0)

4 (8.9)

0.582

0.564

 Unchanged

24 (27.6)

21 (24.7)

9 (22.5)

12 (26.7)

  

 Improved

55 (63.2)

54 (63.5)

25 (62.5)

29 (64.4)

0.966

0.982

Cardiac events

 Stored tachycardiad

25 (24.5) / 4.8 ± 15.6

23 (21.3) / 2.2 ± 9.0

11 (20.8) / 1.0 ± 4.5

12 (21.8) / 3.5 ± 11.8

0.579 / 0.431

0.850 / 0.680

 VT/VFd

20 (19.6)

2.1 ± 9.1

17 (15.7)

1.3 ± 6.7

8 (15.1)

0.8 ± 3.7

9 (16.4)

1.8 ± 8.7

0.462 /

0.409

0.752

0.689

 SVTd

18 (17.6)

2.8 ± 11.4

11 (10.2)

1.0 ± 5.4

4 (7.5)

0.2 ± 1.0

7 (12.7)

1.7 ± 7.5

0.117

0.097

0.216

0.180

 Cardiac decompensations

9 (8.8)

9 (8.3)

5 (9.4)

4 (7.3)

0.899

0.915

QoL

 Change in MLHFQ score at 13 M vs. PHD

−8.4 ± 20.3

−10.5 ± 21.6

−12.1 ± 22.7

−9.1 ± 20.8

0.472

0.724

 Change in MLHFQ score at 13 M vs. 1 M

0.7 ± 16.8

2.7 ± 20.5

3.0 ± 22.2

2.4 ± 19.1

0.666

0.837

  1. NYHA New York Heart Association, 13 M 13 months, HF heart failure, VF ventricular fibrillation, VT ventricular tachycardia, SVT supraventricular tachycardia, MLHFQ Minnesota Living with Heart Failure Questionnaire, PHD pre-hospital discharge, 1 M 1 month
  2. aData based on non-missing values (n = 171)
  3. bData based on non-missing values (n = 174)
  4. cData based on non-missing values (n = 172)
  5. dPercentage of patients / number of tachycardia events