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Table 1 Baseline characteristics

From: Impact of arrhythmia on diagnostic performance of adenosine stress CMR in patients with suspected or known coronary artery disease

  Entire group Suspected CAD Known CAD p
(n = 159) (n = 72) (n = 87)  
Age (yrs) 71.1 ± 10 69.9 ± 10.4 72.2 ± 9.6 0.17
Gender (female) 55 (35 %) 39 (54 %) 16 (18 %) <0.05
CAD Risk Factors
 Diabetes 51 (32 %) 20 (28 %) 31 (36 %) 0.31
 Hypertension 127 (80 %) 58 (81 %) 69 (79 %) 1
 Smokinga 49 (31 %) 18 (25 %) 31 (36 %) 0.17
 Hyperlipidemia 105 (66 %) 39 (54 %) 66 (76 %) 0.004
 Family history of CVD 55 (35 %) 24 (33 %) 31 (36 %) 0.74
 Menopauseb 52 (95 %)b 37 (95 %)b 15 (94 %)b 1
 Obesity (BMI ≥ 30 kg/m2) 30 (19 %) 17 (24 %) 13 (15 %) 0.15
 Number of risk factors 2.9 ± 1.2 2.9 ± 1.3 3.0 ± 1.2 0.53
Cardiac Arrhythmia
 Heart rate at rest (beats/min.) 67 [60–78] 68 [60–80] 66 [59–78] 0.71
 Heart rate at stress (beats/min.) 85 [77–99] 85 [78–101] 85 [77–98] 0.89
 Atrial fibrillation 64 (40 %) 32 (44 %) 32 (37 %) 0.34
 VES 87 (55 %) 35 (49 %) 52 (60 %) 0.20
  Couplets 15 (9 %) 4 (6 %) 11 (13 %) 0.18
  Triplets 6 (4 %) 2 (3 %) 4 (5 %) 0.69
  Bigeminus 32 (20 %) 12 (17 %) 20 (23 %) 0.43
  Trigeminus 6 (4 %) 3 (4 %) 3 (3 %) 1
 SVES 8 (5 %) 5 (7 %) 3 (3 %) 0.47
Medication
 Statins 92 (58 %) 34 (47 %) 58 (67 %) 0.03
 Beta-blockers 100 (63 %) 38 (53 %) 62 (71 %) 0.03
 Aspirin 93 (59 %) 34 (47 %) 59 (68 %) 0.02
 ARB 105 (66 %) 41 (57 %) 64 (74 %) 0.06
 Nitrates 37 (23 %) 12 (17 %) 25 (29 %) 0.13
 Diuretics 77 (48 %) 31 (43 %) 46 (53 %) 0.33
Symptoms (multiple possible)
  Chest pain 107 (67 %) 43 (60 %) 64 (74 %) 0.43
  Dyspnea 87 (55 %) 46 (64 %) 41 (47 %) 0.04
  Palpitations 16 (10 %) 9 (13 %) 7 (8 %) 0.09
  Syncope 10 (6 %) 5 (7 %) 5 (6 %) 0.75
 Reduced LV-EF 56 (35 %) 23 (32 %) 33 (38 %) 0.61
 ECG abnormality 105 (66 %) 37 (51 %) 68 (78 %) <0.001
 Wall motion abnormality 46 (29 %) 12 (17 %) 34 (39 %) 0.02
  1. Values are n (%), mean ± SD or median [IQR]
  2. suspected CAD CMR work-up of suspected CAD in patients without history of CAD, known CAD CMR work-up of ischemia in patients with prior myocardial infarction and/or revascularization procedure (PCI or CABG), CAD coronary artery disease, PCI percutaneous coronary intervention, CABG coronary artery bypass graft, CVD cardiovascular disease, BMI body mass index, VES ventricular extrasystoles, SVES supraventricular extrasystoles, ARB angiotensin receptor blocker, CMR cardiac magnetic resonance, LV-EF left ventricular ejection fraction, ECG electrocardiography
  3. aCurrent or ever-smokers
  4. bCalculated for females