Table 1.

Characteristics of COVID-19 patients with bradyarrhythmias.

Characteristics	Pt. 1	Pt. 2	Pt. 3	Pt. 4	Pt. 5	Pt. 6	Pt. 7
Age, years	55	56	67	80	45	55	69
Sex	Female	Female	Male	Male	Female	Male	Male
Medical History
Diabetes Mellitus	Yes	No	Yes	No	No	No	No
Hypertension	No	No	Yes	Yes	No	No	No
Prior Myocardial Infarction	No	No	No	Yes	No	Yes	No
Prior Heart Failure	No	No	No	No	No	No	Yes
Clinical Presentation
Syncope	Yes	Yes	Yes	Yes	Yes	No	No
Fever	No	Yes	Yes	No	No	No	No
Cough	No	No	Yes	No	No	No	No
Dyspnea	No	No	Yes	Yes	No	No	No
Heart rate (bpm)	40	32	30	42	36	33	40
Escape rhythm	Ventricular	Ventricular	Ventricular	Ventricular	Junctional	Junctional	Junctional
Systolic Blood Pressure (mmHg)	120	100	110	200	130	90	116
Diastolic Blood Pressure (mmHg)	60	60	70	110	80	60	76
Oxygen Saturation	98	97	98	98	98	99	98
Laboratory/Imaging Evaluation
White blood count (cells/mm³)	11,800	11,200	7400	8100	5200	17,300	8400
Neutrophil/Lymphocyte ratio	75/20	75/22	76/22	63/19	65/27	84/11	71/12
Serum Creatinine (mg/dL)	0.6	0.6	1.4	0.8	0.6	1.5	1.3
Serum Na mmol/litre)	138	136	104	136	138	143	134
Serum K (mmol/litre)	4.7	3.4	4.2	5.1	4.0	4.8	3.9
High-sensitive Troponin T (Upper limit of normal <0.014)	0.011	0.003	0.014	0.006	0.007	0.018	ND
NT Pro BNP (pg/ml)	157	143.5	3814	1515	2206	677.4	ND
hsCRP (mg/litre)	57.1	48.38	81.72	106.7	395.83	74.25	ND
Ferritin (ng/ml)	80.5	280	327	460	520	81.4	ND
Infiltrates on Chest-X ray	Absent	Unilateral	Bilateral	Bilateral	Bilateral	Absent	Bilateral
LVEF (%)	60	60	60	50	60	60	40
Bradyarrhythmia	CHB	CHB	CHB	CHB	SSS	CHB	SSS
Time from presentation to pacemaker implantation	14 days	12 days	12 days	15 days	ND	17 days	ND

CHB: complete heart block, SSS: sick sinus syndrome, ND: Not done, Pt.: Patient.