Long-term follow-up of patients with drug-related atrioventricular block without a need of permanent pacemaker during index hospitalization

The Egyptian Heart Journal

Table 2 Classification of cases according to their ECG characteristics

	Permanent PM implantation in the follow-up (−) n = 128	Permanent PM implantation in the follow-up (+) n = 49	p value
Second-degree AV block	3 (2.3%)	1 (2.0%)	1.000
Mobitz Type 1 AV block	2 (1.6%)	1 (2.0%)	0.624
Mobitz Type 2 AV block	3 (2.3%)	1 (2.0%)	1.000
2:1 AV block	27 (21.1%)	15 (30.6%)	0.190
Third degree AV block	72 (56.3%)	31 (63.3%)	0.395
Atrial fibrillation and bradyarrhythmia	26 (20.3%)	6 (12.2%)	0.198