Dual antiplatelet therapy before coronary artery bypass grafting in patients with myocardial infarction: a prospective cohort study

Table 3 Outcome of patients treated with DAPT or aspirin alone in follow up (after 6 months)

Parameter	Aspirin alone	DAPT	p
Haemoglobin (mg/dL)	10.3 ± 1.4	10.2 ± 1.3	0.930
Platelet (n/mm³)	284.7 ± 106.5	281.8 ± 101.8	0.831
Cr (mg/dL)	1.3 ± 1.0	1.2 ± 0.9	0.889
Ejection fraction in follow up (%)	45.8 ± 11.0	43.9 ± 12.2	0.608^a
≥ 55%	7 (28.0)	8 (28.6)	0.436^b
40–54%	15 (60.0)	12 (42.9)
35–40%
< 35%	3 (12.0)	8 (28.6)
Ejection fraction change (%)	1.0 (6.0)	0 (9.6)	0.656
Re-admission
No	107 (93.0)	105 (92.1)	0.787
Yes	9 (7.0)	9 (7.9)
Number of need to re-angiography
0	114 (99.1)	109 (95.6)	0.100^b
1	0 (0.0)	4 (3.5)
2	1 (0.9)	1 (0.9)
Number of need to re-PCI
0	113 (100.0)	111 (98.2)	0.498^b
1	0 (0.0)	2 (1.8)
Need to re-CABG	0 (0.0)	0 (0.0)	–
GI bleeding	0 (0.0)	1 (0.9)	> 0.999
CVA	0 (0.0)	1 (0.9)	> 0.999
Death in follow up	2 (1.7)	5 (4.4)	0.446^c

Cr creatinine; CVA cerebrovascular accident; GI gastrointestinal; PCI percutaneous coronary intervention
^aAdjusted for ejection fraction values at before surgery using ANCOVA test
^bBased on Kruskal–Wallis test
^cBased of Fisher’s exact test

ISSN: 1471-2482