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Table 2 Comparison of baseline and clinical characteristics between patients who shifted versus those who did not switch to NOACs during follow-up

From: Shifting from vitamin K antagonists to non-vitamin K antagonist oral anticoagulants in patients with atrial fibrillation: predictors, patterns and temporal trends

 

Shift to NOACs during follow-up

Shifted

N = 3737

% (n)

Did not Shift

N = 3,877

% (n)

p-value

Age (years), Mean (SD)

73.5 (8.8)

73.3 (11.2)

<  0.001

 Median (IQR)

69.3 (62.6; 75.6)

68.3 (60.2; 75.7)

 

Female sex

47.9% (1791)

42.9% (1662)

< 0.001

Immigration ≥ 1990

39.6% (1481)

38.5% (1494)

0.339

SES score, Mean (SD)

5.85 (1.76)

5.90 (1.79)

0.207

Median (IQR)

6 (5; 7)

6 (5; 7)

 

District

   

 North

17.7% (661)

18.9% (734)

< 0.001

 Sharon

17.1% (639)

17.7% (685)

 

 South

22.1% (827)

18.3% (708)

 

 Center

18.7% (700)

21.0% (813)

 

 Jerusalem/ Hashfela

24.4% (910)

24.2% (937)

 

CHADS2 score

Mean (SD),

2.29 (1.21)

2.18 (1.36)

< 0.001

Median (IQR)

2 (1; 3)

2 (1; 3)

 

CHADS2 risk levels

 0

3.9% (146)

9.1% (352)

< 0.001

 1

22.2% (831)

24.1% (934)

 

 ≥ 2

73.9% (2760)

66.8% (2591)

 

CHA2DS2 VASC score Mean (SD)

3.92 (1.59)

3.68 (1.80)

< 0.001

Median (IQR)

4 (3; 5)

4 (2; 5)

 

Baseline comorbidity

 Congestive heart failure

18.0% (672)

23.3% (902)

< 0.001

 Ischemic heart disease

34.1% (1275)

35.4% (1371)

0.265

 Myocardial infarction

13.8% (516)

14.6% (566)

0.339

 IHD non-MI

23.3% (870)

23.7% (919)

0.683

 Cerebrovascular accident

13.8% (514)

13.3% (516)

0.593

 Transient ischemic attack

7.4% (276)

6.7% (260)

0.265

 Peripheral arterial disease

7.5% (279)

8.2% (317)

0.266

 Chronic kidney disease

46.3% (1732)

43.6% (1690)

0.017

 Diabetes mellitus

40.4% (1509)

33.4% (1293)

< 0.001

 Hyperlipidemia

88.8% (3318)

83.2% (3224)

< 0.001

 Hypertension

87.9% (3284)

79.9% (3097)

< 0.001

 Chronic obstructive pulmonary disease

2.9% (110)

3.2% (123)

0.608

Medications

 ACE inhibitors

35.4% (1322)

33.2% (1287)

0.1

 ARBs

52.2% (1950)

48.3% (1871)

0.048

 Beta blockers

20.3% (760)

17.7% (685)

0.001

 Ca blockers

45.6% (1703)

44.0% (1705)

0.003

 Diuretic

13.8% (515)

11.7% (455)

0.169

 Nitrates

1.0% ( 36)

1.0% ( 37)

0.008

 Other antiplatelets

4.1% (152)

2.6% ( 99)

0.999

 Aspirin

30.3% (1133)

25.6% (993)

< 0.001

 Incident 2012–2015

34.1% (1274)

27.9% (1081)

< 0.001

  1. For prevalent cases, the status of all time-dependent factors is shown for 01/01/2012. For incident cases 2012–2015, the status at index date is shown
  2. VKA: vitamin K antagonists, NOAC: new oral anticoagulants, SES: socioeconomic status, ACE: angiotensin converting enzyme, ARB: angiotensin receptor blocker, SD: standard deviation, CHADS: congestive heart failure, hypertension, age>75, diabetes mellitus, stroke/transient ischemic event; scale of 0 (lowest risk) to 6 (highest risk). CHA2DS2-VASc: Congestive heart failure, hypertension, age, diabetes mellitus, stroke/transient ischemic event, sex, vascular disease history; scale of 0 (lowest risk) to 9 (highest risk)
  3. Bold means statistically significant, i.e. p < 0.05