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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