Prognostic Value of the Residual SYNTAX Score on In-Hospital and Follow-Up Clinical Outcomes in ST Elevation Myocardial Infarction Patients Undergoing Percutaneous Coronary Interventions
Table 3
Long-term demographic, clinical, laboratory, and procedural characteristics, medication, and scores of patients.
Parameters
All patients (n : 478)
RSS = 0 (n : 130)
RSS < 7 (n : 185)
≥7 (n : 163)
value
Demographic parameters
Age (year)
62 ± 13
58 ± 12a
61 ± 12a
65 ± 13b
<0.001
Male gender (n%)
371 (77.6)
101 (77.7)
146 (78.9)
124 (76.1)
0.817
Clinical history
HT (n%)
285 (59.6)
67 (51.5)a
109 (58.9)a,b
109 (66.9)b
0.028
DM (n%)
216 (45.2)
45 (34.6)a
84 (45.4)a,b
87 (53.4)b
0.006
HL (n%)
282 (59)
72 (55.4)
114 (61.6)
96 (58.9)
0.541
CAD (n%)
104 (21.8)
22 (16.9)
37 (20)
45 (27.6)
0.067
Smoking (n%)
186 (38.9)
55 (42.3)
70 (37.8)
61 (37.4)
0.646
Laboratory parameters
CreCl (ml/min)
89.05 (72.6–100)
92.32 (82–101)a
91 (79–101.03)a
83 (67–95.8)b
<0.001
HbA1c
6 (5.6–7)
5.9 (5.5–6.8)a
6 (5.6–6.8)a,b
6.2 (5.7–7.4)b
0.049
Hb (g/dl)
14.17 ± 4.92
14.05 ± 1.98
14.13 ± 1.91
14.31 ± 8
0.899
WBC × 103
10.73 (8.43–13)
10.04 (8–12.78)
10.87 (8.25–12.73)
10.9 (8.74–13.39)
0.157
PLT × 103
253.5 (208–304)
262 (213–306)
247 (207–292)
247 (205–308)
0.397
CRP (mg/dl)
1.8 (0.61–6)
1.38 (0.5–3.58)a
1.5 (0.57–4.93)a
3.15 (0.78–11.1)b
<0.001
Peak Trop-T (ng/ml)
50000 (14.59–50000)
34.37 (8.4–50000)a
48.66 (13.3–50000)a
50000 (31.9–50000)b
<0.001
>50000 (n%)
244 (51)
50 (38.5)a
91 (49.2)a
103 (63.2)b
<0.001
LVEF
58 (50–60)
60 (55–65)a
60 (50–61)a
52 (45–60)b
<0.001
Grace Score
105 (85–124)
94.5 (80–109)a
99 (81–121)a
120 (103–138)b
<0.001
Angiographic characteristic
One vessel (n%)
149 (31.2)
87 (66.9)a
51 (27.6)b
11 (6.7)c
<0.001
Two vessels (n%)
202 (42.3)
35 (26.9)a
105 (56.8)b
62 (38)a
<0.001
Three vessels (n%)
149 (31.2)
7 (5.4)a
30 (16.2)b
91 (55.8)c
<0.001
IRA-LAD (n%)
217 (45.4)
65 (50)a
95 (51.4)a
57 (35)b
0.004
IRA-CX (n%)
90 (18.8)
25 (19.2)
34 (18.4)
31 (19)
0.979
IRA-RCA (n%)
158 (33.1)
35 (26.9)a
53 (28.6)a
70 (42.9)b
0.004
BMS (n%)
119 (24.9)
34 (26.2)
44 (23.8)
41 (25.2)
0888
DES (n%)
41 (25.2)
96 (73.8)
141 (76.2)
122 (74.8)
0888
Number of stents
1 (1-1)
1 (1-1)a
1 (1-1)a,b
1 (1-2)b
0.021
1 (n%)
380 (795)
112 (86.2)a
149 (80.5)a,b
119 (73)b
0.020
≥1 (n%)
98 (20.5)
18 (13.8)a
36 (19.5)a,b
44 (27)b
0.020
Stent length (mm)
22 (16–30)
19.5 (15–26)a
24 (17–30)a
24 (18–34)b
0.002
Stent diameter (mm)
3 (2.75–3)
3 (2.75–3.5)
3 (2.75–3)
3 (2.75–3)
0.262
SS
16 (10–22.5)
9.5 (7–15)a
15 (10–20)b
23.5 (18–29)c
<0.001
RSS
4 (0–8.5)
0 (0-0)a
3.5 (2–5)b
12 (8–15.5)c
<0.001
Medication
Beta-blocker (n%)
448 (93.7)
123 (94.6)
174 (94.1)
151 (92.6)
0.765
ASA (n%)
476 (99.6)
129 (99.2)
185 (100)
162 (99.4)
NA
Clopidogrel (n%)
139 (29.1)
26 (20)a
61 (33)b
52 (31.9)b
0.028
Prasugrel (n%)
15 (3.1)
2 (1.5)
7 (3.8)
6 (3.7)
0.471
Ticagrelor (n%)
319 (66.7)
101 (77.7)a
115 (62.2)b
103 (63.2)b
0.008
ACEI-ARB (n%)
396 (82.8)
105 (80.8)
152 (82.2)
139 (85.3)
0.568
Statin (n%)
464 (97.1)
126 (96.9)
181 (97.8)
157 (96.3)
0.699
MRA (n%)
31 (6.5)
6 (4.6)
10 (5.4)
15 (9.2)
0.213
Furosemide (n%)
50 (10.5)
9 (6.9)a
12 (6.5)a
29 (17.8)b
0.001
Follow-up (months)
29 (18–35)
28 (12–34)
28 (14–38)
30 (23–34)
0.055
Data are presented as mean ± SD, median (0.250.75 percentiles), and n (%). ANOVA, Kruskal–Wallis test, and Pearson chi-square test were used and different letters show that there is a statistically significant difference. ACEI-ARB: angiotensin converting enzyme inhibitors-angiotensin receptor blockers, ASA: acetylsalicylic acid, BMS: bare metal stent, CAD: coronary artery disease, CreCl: creatinine clearance, CRP: C-reactive protein, CX: circumflex, DES: drug eluting stent, DM: diabetes mellitus, Hb: hemoglobin, HbA1C: hemoglobin A1C, HF: heart failure, HL: hyperlipidemia, HT: hypertension, IRA: infarct related artery, IV: intravenous, LAD: left anterior descending, LVEF: left ventricular ejection fraction, MRA: mineralocorticoid receptor antagonist, MI: myocardial infarction, NA: not applicable, PLT: platelet, RCA: right coronary artery, RSS: residual SYNTAX score, SS: SYNTAX score, Trop: troponin, and WBC: white blood cell.