Table 3.

Major studies published regarding the T1MI/T2MI regarding known AF, known CCS, and triggers of T2MI [32,33,34,35,36,37,38].

Authors		N (%)	Age (Years) T2	Known CCS before MI (%)	Known AF before MI	Anticoagulant at Admission	Triggers for Type 2 MI	Outcomes
Baron et al. [32]	T1MI	17,488 pts	71 ± 12	30.4% (MI)	ND	5.3%		1-year mortality T1MI vs. T2MI 13.5% vs. 23.7% p < 0.001
	T2MI	1403 pts	76 ± 11	40.1% (MI)	ND	10.2%	1. Tachyarrhythmia: 24% 2. Respiratory Failure: 19% 3. Sepsis: 18% 4. Anemia: 13% Bradyarrhythmia: ND Multiple provoking conditions: ND
Lambrecht et al. [33]	T1MI	360 pts	70 ± 13	ND	8.9%	ND		All-cause mortality at 3 years T1MI vs. T2MI 31.7% vs. 62.2% p < 0.0001
	T2MI	119 pts	75 ± 11	ND	21.0%	ND	ND
Cediel et al. [34]	T1MI	376 pts	66	ND	31.9%	ND		2-year mortality T1MI vs. T2MI 19.7% vs. 39.7% p < 0.001
	T2MI	194 pts	79	ND	21.1%	ND	1. Heart failure: 28% 2. Tachyarrhythmia: 19% 3. Respiratory Failure: 19% Anaemia: 0% Bradyarrhythmia: 0% Multiple provoking conditions: ND
Shah et al. [35]	T1MI	1171 pts	68 ± 14	45%	ND	4%		1-year mortality T1MI vs. T2MI 16% vs. 37% p < 0.001
	T2MI	429 pts	75 ± 13	45%	ND	10%	ND
Sarkisian et al. [25]	T1MI	2673 pts	ND	ND	ND	ND		ND
	T2MI	1089 pts	71 ± 14	17% (MI)	29%	ND	1. Sepsis: 30% 2. Heart Failure: 16% 3. AF: 10% Anaemia: ND Bradyarrhythmia: 7% Multiple provoking conditions: 33%
Chapman et al. [36]	T1MI	1171 pts	68 ± 14	45%	ND	4.5%		5-year mortality T1MI vs. T2MI 31.0% vs. 56.1% p < 0.001
	T2MI	429 pts	75 ± 14	45%	ND	9.7%	1. Arrhythmia: 19% 2. Pneumonia: 13% 3. Heart Failure: 12% Anaemia: ND Bradyarrhythmia: ND Multiple provoking conditions: ND
Putot et al. [37]	T1MI	2036 pts	67 ± ND	20%	7.9%	7.9%		In-hospital mortality T1MI vs. T2MI 6.1% vs. 14%, p < 0.001
	T2MI	947 pts	81 ± ND	31%	23.7%	23.7%	1. Acute infection: 36% 2. Heart Failure: 34% 3. Anemia: 7.8% Bradyarrhythmia: ND Multiple provoking conditions: ND
Putot et al. [38]	T1MI	365 pts	72 ± ND	30%	ND	15%		In-hospital mortality T1MI vs. T2MI 7% vs. 15%, p < 0.001
	T2MI	254 pts	82 ± ND	15%	ND	27%	ND