Table 1 Variables of the risk scales and MACE at 6 weeks.

From: Comparison of heart, grace and TIMI scores to predict major adverse cardiac events from chest pain in a Spanish health care region

MACEa

No

Yes

Overall p

 

N = 270

N = 47

 

Demographic variables

Age: variable present in HEART, GRACE and TIMI

57.6 (16.9)

63.6 (14.0)

0.012

65 years or over:

  

0.245

No

182 (67.4%)

27 (57.4%)

 

Yes

88 (32.6%)

20 (42.6%)

 

Sex:

  

0.107

Man

177 (65.6%)

37 (78.7%)

 

Woman

93 (34.4%)

10 (21.3%)

 

Domicile:

  

0.803

Rural

112 (41.5%)

21 (44.7%)

 

Urban

158 (58.5%)

26 (55.3%)

 

Education:

  

0.064

Higher Degree (Bachelor's Degree)

41 (15.2%)

13 (27.7%)

 

Intermediate grade (technician, auxiliary, operator)

104 (38.5%)

12 (25.5%)

 

Unskilled worker (laborer)

125 (46.3%)

22 (46.8%)

 

Employment status

  

0.646

Employed

151 (55.9%)

24 (51.1%)

 

Unemployed

119 (44.1%)

23 (48.9%)

 

Family status:

  

0.318

Alone

27 (10.0%)

2 (4.26%)

 

Couple

154 (57.0%)

26 (55.3%)

 

Family

81 (30.0%)

19 (40.4%)

 

Others, not relatives

8 (2.96%)

0 (0.00%)

 

Cardiovascular risk factors

History of chest pain: variable present in HEART

  

 < 0.001

High Suspicion

71 (26.3%)

29 (61.7%)

 

Medium Suspicion

132 (48.9%)

10 (21.3%)

 

Low Suspicion

67 (24.8%)

8 (17.0%)

 

Smoking cigarettes: variable present in HEART and TIMI

  

 < 0.030

Yes

65 (24.1%)

19 (40.4%)

 

No

205 (75.9%)

28 (59.6%)

 

Hypercholesterolemia: variable present in HEART and TIMI

  

 < 0.373

Yes

110 (40.7%)

23 (48.9%)

 

No

160 (59.3%)

24 (51.1%)

 

Hypertension: variable present in HEART and TIMI

  

 < 0.016

Yes

135 (50.0%)

33 (70.2%)

 

No

135 (50.0%)

14 (29.8%)

 

Diabetes: variable present in HEART and TIMI

  

 < 0.005

Yes

46 (17.0%)

17 (36.2%)

 

No

224 (83.0%)

30 (63.8%)

 

Dyslipidemia: variable present in HEART and TIMI

  

 < 0.287

Yes

112 (41.5%)

24 (51.1%)

 

No

158 (58.5%)

23 (48.9%)

 

Coronary sten. (> 50%)b: variable present in TIMI

  

 < 0.038

Yes

26 (9.63%)

10 (21.3%)

 

No

244 (90.4%)

37 (78.7%)

 

TAS: variable present in GRACE

142 (22.2)

143 (22.8)

 < 0.820

F. history of ischemic heart disease (M < 55 y. W < 65 y.) c: variable present in HEART and TIMI

  

 < 0.018

Yes

31 (11.5%)

12 (25.5%)

 

No

239 (88.5%)

35 (74.5%)

 

Obesity: variable present in HEART

  

 < 0.628

Yes

68 (25.2%)

14 (29.8%)

 

No

202 (74.8%)

33 (70.2%)

 

Risk factors: variable present in HEART and TIMI

  

 < 0.001

 = 3

74 (27.4%)

27 (57.4%)

 

1–2

139 (51.5%)

16 (34.0%)

 

No risk factors

57 (21.1%)

4 (8.51%)

 

KILLIP

KILLIPd: variable present in GRACE

  

 < 0.001

1

253 (93.7%)

34 (72.3%)

 

2

15 (5.56%)

11 (23.4%)

 

3

2 (0.74%)

1 (2.13%)

 

4

0 (0.00%)

1 (2.13%)

 

ECG

ECG: variable present in HEART and GRACE

  

 < 0.001

Significant ST depression

9 (3.33%)

5 (10.6%)

 

Unsp. repolarization alteratione

88 (32.6%)

24 (51.1%)

 

Normal

173 (64.1%)

18 (38.3%)

 

Troponin

Troponin: variable present in HEART and TIMI

  

 < 0.001

 = 3 times the normal limit

15 (5.56%)

7 (14.9%)

 

1–3 times the normal limit

20 (7.41%)

15 (31.9%)

 

 = normal limit

235 (87.0%)

25 (53.2%)

 
  1. a: major adverse cardiovascular events; b: history of ischemic heart disease (M < 55 y. W < 65 y.): Family history of ischemic heart disease in men under 55 years of age and in women under 65 years of age; c: coronary stenosis greater than 50%. Risk factors: cardiovascular risk factors; d: Killip-Kimball classification; e: unspecific alteration of repolarization on the electrocardiogram.