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Table 1 Demographic and clinical characteristics of the study group

From: Clinical course, viral etiology, and the diagnostic workup for patients with suspected myocarditis: a single-center prospective study

Variable Category Group A
(n = 12/47)
Group B
(n = 35/47)
P value
Age in years Median (IQR) 38.5 (27) 36 (23) = 0.456
Sex Male 8/4 25/10 = 0.511
DM Yes 1 (8.3%) 3 (8.6%) = 0.743
HTN Yes 0 (0%) 3 (8.6%) = 0.404
Rural Yes 7 (14.9%) 26 (55.3%) 0.03
Urban Yes 5 (10.6%) 9 (19.1%)
SBP (mmHg) Median (IQR) 120 (18) 110 (40) = 0.110
DBP (mmHg) Median (IQR) 80 (8) 70 (20) = 0.029
Time from start of symptoms to sample collection/days Median (IQR) 3 (12) 21 (20) < 0.001
Time from start of symptoms to MRI/days Median (IQR) 3 (12) 21 (20) < 0.001
Presenting symptoms Dyspnea 2 (16.7%) 17 (48.6%) = 0.042
  Angina 9 (75%) 5 (14.3%) < 0.001
  Pulmonary edema 0 (0%) 4 (11.4%) = 0.294
  Palpitation 2 (16.7%) 3 (8.5%) = 0.583
  Lower limb edema 0 (0%) 2 (5.7%) = 0.550
  Shock 0 (0%) 9 (25.7%) = 0.166
ECG finding Sinus tachycardia 10 (21.3%) 31 (66%) = 0.428
  ST segment raising 7 (14.9%) 6 (12.8%) 0.550
  Atrial fibrillation 0 (0%) 2 (4.2%) 0.550
  Ventricular tachycardia 2 (16.6%) 1 (2.8%) = 0.798
  Left bundle branch block 0 (0%) 6 (17.1%) = 0.044
  Right bundle branch block 0 (0%) 1 (2.8%) = 0.852
EF% at presentation Median (IQR) 55% (19) 40% (19) = 0.007
  ≤ 40% 2 (16.7%) 13 (37.1%) = 0.019
  41–49% 2 (16.7%) 14 (40%)
  ≥ 50% 8 (66.6%) 8 (22.9%)
ESC position statement criteria Median 5 4 0.1
Previous COVID by (history) N (%) 1(2%) 9 (25.7%) = 0.027
No previous COVID (by history) 11 26 (74.3%)
Troponin Positive 11 (91.7%) 25 (71.4%) = 0.150
Treatment given to the Patients     
  Digoxin/digitoxin 0 (0%) 1 (2.9%) = 0.745
  ACE inhibitor /angiotensin receptor blocker 5 (41.7%) 19 (54.3%) = 0.450
  Beta blockers 5 (41.7%) 18 (51.4%) = 0.450
  Diuretics 3 (25%) 23 (65.7%) = 0.020
  Spironolactone 3 (25%) 19 (54.3%) = 0.079
  Amiodarone 2 (16.7%) 3 (8.6%) = 0.590
  Steroids 4 (33.3%) 3 (8.6%) = 0.038
  NSAIDs 6 (50%) 5 (14.3%) = 0.020
  Colchicine 6 (50%) 5 (14.3%) = 0.020