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Table 3 Association of patient characteristics to the delays in multivariable linear regression

From: Trends in treatment delays for patients with acute ST-elevation myocardial infarction treated with primary percutaneous coronary intervention

    HUS-STEMI I      HUS-STEMI II   
  EMS delay Door-to-balloon System delay EMS delay Door-to-balloon System delay
  Beta p Beta p Beta p Beta p Beta p Beta p
Age 0.082 0.394 0.132 0.235 0.139 0.184 -0.007 0.915 -0.028 0.705 -0.039 0.596
Sex -0.048 0.564 -0.073 0.445 -0.034 0.709 -0.036 0.555 0.010 0.884 0.008 0.899
Smoking 0.095 0.308 0.112 0.295 0.169 0.096 -0.085 0.192 0.019 0.788 -0.050 0.489
Post-MI -0.198 0.025 0.058 0.566 -0.163 0.091 0.089 0.166 0.047 0.497 0.090 0.193
Post-stroke 0.184 0.030 -0.059 0.545 0.164 0.073 -0.072 0.250 -0.066 0.331 -0.089 0.188
Diabetes 0.152 0.058 0.070 0.459 0.134 0.134 -0.064 0.316 0.003 0.966 -0.003 0.963
Hypertension -0.048 0.565 -0.002 0.987 -0.046 0.612 0.037 0.586 -0.076 0.295 -0.084 0.248
Dyslipidemia -0.034 0.686 0.097 0.317 0.032 0.725 -0.012 0.851 0.174 0.016 0.149 0.038
Anterior infarct -0.092 0.235 -0.028 0.753 -0.026 0.761 0.047 0.433 -0.014 0.831 0.026 0.689
Killip class 2--4 -0.126 0.116 -0.056 0.541 -0.084 0.327 -0.052 0.404 0.141 0.039 0.073 0.278
Regular hours -0.102 0.202 -0.003 0.974 -0.097 0.260 -0.011 0.851 -0.204 0.002 -0.167 0.010
Patient related delay > 120 min 0.215 0.101 0.059 0.702 0.321 0.027 0.159 0.099 0.017 0.877 0.063 0.556
New treatment protocol        -0.178 0.003 -0.089 0.174 -0.18 0.006
  1. The new treatment protocol in the HUS-STEMI II dataset refers to the use of antithrombotic drug combination enoxaparine-prasugrel-bivalirudin. MI, myocardial infarction.