The predictive value of lymphocyte-to-monocyte ratio in the prognosis of acute coronary syndrome patients: a systematic review and meta-analysis

Table 1 The main characteristics of the included studies

Study (year)	Country	Duration	Mean Age (years)	LMR cut-off value	Patient’s diseases	Sample	Outcomes	Quality (NOS)
Gijsberts CM (2016) [18]	Netherlands	2010–2013	65.12	3.11	ACS	1015	Long-term mortality	8
Kiris T (2017) [21]	Turkey	2010–2013	61.5	1.67	STEMI	318	30-day mortality 36-month mortality	7
Fan Z (2018) [22]	China	2010–2015	62.34	2.78	NSTEMI	678	Long-term MACE	7
Cheng H (2019) [23]	China	2013–2017	60.77	2.33	NSTEMI	963	In-hospital MACE Long-term MACE	8
Cai M (2019) [24]	China	2014–2017	63.08	1.84	STEMI	1369	Long-term MACE	8

Abbreviations: ACS acute coronary syndrome, LMR lymphocyte-to-monocyte ratio, MACE major adverse cardiac events, NSTEMI non-ST-elevated myocardial infarction, NOS Newcastle-Ottawa scale, STEMI ST-elevated myocardial infarction

ISSN: 1471-2261