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Table 3 TIMEs and lab tests in ED

From: The point-of-care D-dimer test provides a fast and accurate differential diagnosis of Stanford Type A aortic syndrome and ST-elevated myocardial infarction in emergencies

 variable

Pre- PSM

Post-PSM

TAAS group

(n = 32)

STEMI group (n = 527)

P-value

TAAS group (n = 32)

STEMI group

(n = 32)

P-value

Time description (minutes)

  

 Time from symptoms onset to admission

85 [55,175]

180 [120,250]

0.000

85 [55,175]

180 [120,300]

0.001

 Time from admission to ECG

2 [1,3]

3 [2,5]

0.000

2 [1,3]

3 [2,5]

0.001

 Time from admission to D-dimer result

17 [15,26.5]

26 [22,27]

0.000

17 [15,26.5]

26 [21,27]

0.019

Lab test results

 Myoglobin (ng/mL)

296.45 ± 592.13

439.57 ± 560.53

0.000

57.16 [25.5306]

106.5 [56.08,481.25]

0.055

 CK-MB (ng/mL)

5.02 [3.11,7.49]

10.61 [3.31,63.93]

0.012

5.02 [3.11,7.49]

9.35 [3.15,54.65]

0.151

 LDH (U/L)

527.5 [415.5727]

566 [393,984]

0.602

527.5 [415.52,727]

350 [240,524.50]

0.007

 D-dimer (ug/mL)

31.5 [4.77,50.00]

0.44 [0.26,0.83]

0.000

31.5 [4.77,50.55]

0.365 [0.23,0.715]

0.000

 Percentage of positive results for D-Dimer (%)

32 (100%)

112 (21.2%)

0.000

32 (100%)

9 (28.1%)

0.000

 cTNI (ng/mL)

0.055 [0.008,0.109]

0.177 [0.455,0.87]

0.000

0.055 [0.008,0.109]

0.174 [0.026,0.875]

0.008

 WBC (×109/L)

12.00 [9.06,14.00]

10.48 [8.09,13.46]

0.188

12.00 [9.06,14.00]

11.6 [8.53,14.00]

0.941

 PLT (×109/L)

256 [219.5293.0]

225 [180,278]

0.018

256 [219.5293]

251 [211.5292]

0.726

 Hemoglobin(g/L)

142.5 [129.0,158.5]

140 [129,158]

0.668

142.5 [129,158]

140 [128.5158.5]

0.814

 Hs-CRP (mg/L)

3.39 [1.56,15.73]

5.55 [1.92,12.00]

0.682

3.39 [1.56,15.73]

3.71 [1.81,20.63]

0.682

 Serum creatinine (umol/L)

89 [67.00,106.00]

71 [56.8,88]

0.015

89 [67,106]

72.9 [56.45,106.8]

0.394

  1. Data are presented as the median [interquartile range], mean ± standard deviation or no. (%) of patients