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. 2014 Jan 15;9(1):e85697. doi: 10.1371/journal.pone.0085697

Table 2. Multivariate analysis of the factors associated with cumulative incidence and in-hospital mortality after acute myocardial infarction in patients with and without type 2 diabetes in Spain, 2001–2010.

With Type 2 Diabetes Without Diabetes
Incidence (IRR)* IHM (OR) Incidence (IRR)* IHM (OR)
Age (years) 35–60 years 1 1 1 1
61–70 years 1.32 (1.30–1.34) 1.97 (1.82–2.13) 1.58 (1.54–1.61) 2.05 (1.95–2.16)
71–80 years 2.11 (2.07–2.14) 3.46 (3.23–3.71) 1.23 (1.21–1.25) 3.99 (3.82–4.17)
>80 years 1.21 (1.19–1.22) 5.84 (5.45–6.30) 1.72 (1.69–1.75) 7.79 (7.46–8.15)
Sex Men 1 1 1 1
Female 0.65 (0.64–0.66) 1.28 (1.24–1.32) 0.37 (0.36–0.38) 1.28 (1.25–1.32)
Charlson Index 0 1 1 1 1
1–2 0.82 (0.81–0.83) 1.88 (1.82–1.95) 0.51 (0.50–0.53) 1.88 (1.83–1.92)
≥3 0.20 (0.19–0.21) 2.64 (2.52–2.78) 0.09 (0.08–0.10) 2.76 (2.64–2.87)
Year 2001 0.75 (0.73–0.76) 1 0.93(0.92–0.95) 1
2002 0.84(0.83–0.86) 1.03 (0.95–1.10) 1.01(0.99–1.02) 0.89 (0.85–0.94)
2003 0.97(0.95–0.99) 0.90 (0.84–0.97) 1.00(0.99–1.02) 0.86 (0.82–0.90)
2004 1 0.81 (0.76–0.87) 1 0.80 (0.76–0.84)
2005 1.01(0.99–1.03) 0.82 (0.77–0.89) 0.99(0.97–1.00) 0.73 (0.70–0.77)
2006 0.96(0.94–0.98) 0.76 (0.71–0.82) 0.97(0.96–0.98) 0.68 (0.65–0.72)
2007 0.98(0.96–1.00) 0.73 (0.68–0.79) 0.97(0.96–0.98) 0.67 (0.64–0.71)
2008 0.98(0.97–1.01) 0.69 (0.64–0.74) 0.98(0.96–0.99) 0.65 (0.62–0.68)
2009 0.99(0.98–1.02) 0.63 (0.58–0.68) 0.97(0.95–0.98) 0.61 (0.58–0.65)
2010 0.98 (0.96–1.01) 0.63 (0.58–0.68) 0.96(0.94–0.97) 0.61 (0.58–0.64)
PCI Yes 1 1
No 2,44 (2,32–2,56) 2,56 (2,42–2,66)

IHM: In-Hospital Mortality. PCI: Percutaneous Coronary Intervention.

Calculated using multivariate Poisson regression: Incidence Rate Ratios (IRR).

Calculate using logistic regression models: Odds Ratio (OR).

The logistic regression multivariate model and Poisson regression model were built using as dependent variables “death (yes/no)” and “Cumulative incidence of PCI” respectively, and as independent variables year, sex, Charlson comorbidity index, and age.