Table 1 Characteristics of studies (n = 13).

From: Association of prognostic nutritional index with long-term mortality in patients receiving percutaneous coronary intervention for acute coronary syndrome: a meta-analysis

Author year

Age (years)

Male (%)

AMI

N

Mortality (%)

PNI cut-off values#

Outcomes

Follow-up period†

Country

NOS

Balaban Koçaş 2022

59.6

77.9

ACS‡

880

7.8

NA

Mortality/MACEs

12 m

Turkey

5

Basta 2016

65.7

75

STEMI

945

5.9

NA

Mortality

24 m

Italy

7

Chen 2017

58.3

80.9

STEMI

309

4.8

45

Mortality

19.5 m

China

9

Chen 2022

66.3

72.3

ACS‡

799

5.8

NA

Mortality

6 m

China

9

Cheng 2019

64.6

76.3

ACS‡

598

12.2

45

Mortality

14.8 m

China

8

Fan 2022

NA

75

ACS‡

1542

3.6

48.15

MACEs

38.1 m

China

8

Kalyoncuoglu 2021

68.5

71.5

NSTEMI

253

10.3

NA

MACCEs

20.5 m

Turkey

7

Kang 2022

63

67.9

ACS‡

1930

3.8

35 vs. 38

Mortality/MACEs

67.2 m

Korea

8

Karaaslan 2021

73

60

NSTEMI

376

7.4

46

Mortality

11.2 m

Turkey

8

Keskin 2017

58

81

STEMI

1823

4.9

44

Mortality

32.9 m

Turkey

9

Kim 2021

65.6

72.5

STEMI

1147

7.5

50 vs. 56

Mortality

12 m

Korea

9

Raposeiras Roubin 2020

66.2

74.5

ACS‡

5062

16.4

35 vs. 38

Mortality/MACEs

43.2 m

Spain

8

Yildirim 2021

73.1

51.6

NSTEMI

915

19.6

NA

Mortality

64.5 m

Turkey

8

  1. m months, NA not available, ACS acute coronary syndrome, STEMI ST-segment elevation myocardial infarction, NSTEMI non-ST-segment elevation myocardial infarction.
  2. †Mean or median; MACEs major adverse cardiovascular events, MACCEs major adverse cardiac and cerebrovascular events, AMI acute myocardial infarction.
  3. ‡Patients with ST-elevation myocardial infarction, non-ST elevation myocardial infarction, or unstable angina.
  4. #PNI cut-off values for mortality risk.