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Table 2 Final model for predicting ACS in males after multivariate analysis

From: Predicting acute coronary syndrome in males and females with chest pain who call an emergency medical communication centre

Variables Regression coefficient OR 95% CI P-value
Age, y
 < 40 0 1   
 40–50 1.085 2.958 [1.668–5.246] < 0.001
 50–60 1.692 5.431 [3.125–9.439] < 0.001
 ≥ 60 1.969 7.166 [4.162–12.336] < 0.001
Tobacco use 0.359 1.432 [1.064–1.927] 0.018
Severe pain (NRS ≥ 6) −1.016 0.362 [0.143–0.917] 0.032
Permanent pain 0.385 1.469 [1.09–1.981] 0.012
Breathing non-related pain 0.813 2.254 [1.281–3.967] 0.005
Retrosternal pain 0.457 1.580 [1.203–2.075] 0.001
Radiating pain 0.465 1.592 [1.209–2.097] 0.001
Additional symptoms 0.066 1.068 [0.735–1.551] 0.729
Severe pain* Breathing non-related 0.838 2.313 [1.015–5.271] 0.046
Severe pain*Additional symptoms 0.850 2.339 [1.202–4.553] 0.012
  1. Because of missing values for one man, the analyses were performed on 1397 males
  2. OR Odds ratio, CI Confidence interval, NRS Numeric rating scale
  3. The symbol "*" indicate the interaction