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. 2020 Aug 11;62:59–64. doi: 10.1016/j.jelectrocard.2020.08.008

Table 1.

Baseline demographic characteristics of study population.

Patient characteristics Value
Gender, M, n (%) 48 (44)
Age, year, mean ± SD 57.3 ± 14.4
Hypertension, n (%) 49 (45)
DM, n (%) 32 (29.4)
CAD, n (%) 24 (22)
HFrEF or HFpEF, n (%) 10 (9.2)
COPD, n (%) 22 (20.2)
Cancer or taking chemoprophylaxis, n (%)

2 (1.8)
Tisdale risk score, n (%)
  • low (< 7)

  • moderate (7–10)

  • high (≥11)

93 (85.3)
12 (11)
4 (3.6)



Medications which
ACEI or ARB, n (%) 31 (28.4)
CCB, n (%) 22 (20.2)
Diuretics, n (%) 27 (24.8)
Ivabradine, n (%) 0 (0)
Ranolazine, n (%) 1 (0.9)
Amiodarone, n (%) 1 (0.9)
Propafenone, n (%) 0 (0)
Favipiravir, n (%) 31 (28.4)
Oseltamivir. n (%) 68 (62.4)
SSRI, n (%) 7 (6.4)
Tocilizumab, n (%) 2 (1.8)

ACEI- angiotensin converting enzyme inhibitory; ARB- angiotensin receptor blocker; CAD- coronary artery disease; CCB- calcium channel blocker; COPD- chronic obstructive pulmonary disease; DM- diabetes mellitus; HFpEF- heart failure with preserved ejection fraction; HFrEF- heart failure with reduced ejection fraction; SSRI- selective serotonin receptor inhibitor;