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Table 1 Demographics and cardiovascular magnetic resonance (CMR) data among COVID-19 + soldiers (soldier cases) compared to healthy soldier controls

From: Cardiovascular magnetic resonance evaluation of soldiers after recovery from symptomatic SARS-CoV-2 infection: a case–control study of cardiovascular post-acute sequelae of SARS-CoV-2 infection (CV PASC)

  Soldier cases
(N = 50)
Soldier healthy controls
(N = 50)
P value
Age, median (IQR), years 26.5 (23, 31) 25 (23, 33) 0.82
Height, cm 178 (175, 183)a 177 (173, 185) 0.95
Weight, kg 87 (78, 99)a 86 (75, 98) 0.83
Body surface area, kg/m2 2.1 (2.0, 2.2)b 2.1 (1.9, 2.2) 0.80
Gender, male 49 (98%) 49 (98%) 0.75
Active duty 49 (98%) 49 (98%) 1.00
Creatinine, mg/dL 0.9 (0.9, 1.0)c 1.1 (1.0, 1.2)c n/a
Hematocrit, % 44 (43, 46)a 42 (41, 44)d n/a
Acute cardiovascular symptoms, N, % 42 (86%) n/a n/a
(*Convalescent) CV symptoms 46 (94%) n/a  
 Dyspnea on exertion 41 (84%) 3 (6%)  < 0.001
 Chest pain 35 (71%) 21 (42%) 0.005
 Palpitations 9 (18%) 6 (12%) 0.401
COVID-19 severity N (%)    
 Mild (no CV symptoms) 2 (4%) n/a n/a
 Moderate (CV symptoms) 42 (86%) n/a
 Severe (hospitalized) 3 (6%)
 Severe (ICU) 2 (4%)
CV PASC    
 Survey completion, N, % 19 (39%) n/a n/a
 Median time to survey (days) 91
 Ongoing CV symptoms 6 (32%)
Laboratory
 Troponin I > 99% 2 (4%)a 0 (0%)e n/a
 Abnormal ECG 4 (8.5%)a 9 (28%)f 0.05
 Hematocrit 44 (43, 45)c 42 (41, 43)d 0.06
  1. CV cardiovascular, ECG electrocardiogram, ICU intensive care unit, n/a not applicable
  2. *Convalescent CV symptoms for soldier cases, compared to any CV symptoms for controls
  3. aN = 48
  4. bN = 47
  5. cN = 14
  6. dN = 7
  7. eN = 9
  8. fN = 32