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Table 2 (A) Baseline characteristics of patients who received coronary angiography, (B) outcome of patients who received coronary angiography

From: Medical history of coronary artery disease and time to electrocardiogram in the emergency department: a real-life, single-center, retrospective analysis

N

No hCAD

HCAD

p

179

172

(A)

     

Age in years

67

(57–75)

73

(63–80)

< 0.001a

Troponin T µg/L at admission

0.02

(0.01–0.15)

0.02

(0.01–0.05)

0.3a

GRACE score

108

(88–134)

125

(105–150)

< 0.001a

Male in % (N)

52

(93)

70

(121)

< 0.001b

TIMI score

1.9

(± 1.1)

2.4

(± 0.93)

< 0.001c

(B)

Admission to coronary angiography in hours

24.5

(5–54)

33.3

(9–68)

0.01a

Results of angiogram

 Percutaneous transluminal coronary angioplasty in % (N)

42

(76)

45

(79)

0.4b

 Percutaneous coronary intervention in % (N)

42

(76)

44

(76)

0.8b

Number of stents

1

(1–2)

1

(1–2)

0.7a

Number of involved vessels

2

(1–3)

3

(2–3)

0.004a

Stable disease/exclusion of relevant CAD in % (N)

56

(101)

53

(91)

0.5b

NSTEMI in % (N)

25.1

(45)

36

(62)

0.02b

NSTEMI admission to coronary angiography in hours

20.7

(6–33)

29.5

(10–48)

0.01a

STEMI in % (N)

8.4

(15)

7.5

(6)

0.8b

NSTEMI patients CK-max. (U/I) within 48 h after admission

357

(162–791)

245

(110 - 385)

0.03b

  1. N = Number of patients; p values refer to the comparison between the hCAD negative and the hCAD positive patients
  2. CAD coronary artery disease, NSTEMI non-ST segment elevation myocardial infarction, STEMI ST-segment elevation myocardial infarction, CK creatinkinase
  3. aPresented as median ± interquartile range
  4. bBased on chi-square test/Fisher’s exact test as appropriate for categorical variables
  5. cPresented as mean ± standard deviation