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Table 2 30-day all-cause mortality in relation to patient characteristics prior to infection

From: Epidemiology and outcome of sepsis in adult patients with Streptococcus pneumoniae infection in a Norwegian county 1993–2011: an observational study

Characteristic No. of deaths within 30 days 30-day mortality within category (%) Age- and sex-adjusted
Odds ratio 95 % CI p Mortality risk (%) 95 % CI
Age (years)
  < 70 12 6.0 1 Reference   8.0 3.5–12.4
 70–79 15 14.4 2.72 1.21–6.07 0.02 14.0 7.4–20.6
  ≥ 80 24 21.8 5.57 2.63–11.78 <0.001 24.9 16.4–33.4
 p for trend      <0.001   
Sex
 Male 33 15.1 1 Reference   15.4 10.8–20.1
 Female 18 9.2 0.51 0.27–0.97 0.040 8.9 5.0–12.8
Charlson Comorbidity Index (CCI)
 0 12 8.4 1 Reference   12.9 6.3–19.5
 1–2 20 10.5 0.67 0.30–1.51 0.34 9.3 5.5–13.1
  ≥ 3 19 23.8 1.54 0.66–3.60 0.32 18.1 10.8–25.4
 p for trend      0.11   
Comorbidities a
 Malignant disease 18 20.0 1.61 0.82–3.13 0.15 16.1 9.2–23.0
 Renal failure 6 25.0 2.25 0.82–6.21 0.11 21.7 7.0–36.4
 Diabetes mellitus 9 17.6 1.44 0.64–3.28 0.43 15.7 6.1–24.9
 Hypertension 22 22.4 2.35 1.22–4.54 0.01 19.3 12.0–26.6
 Coronary heart disease 16 19.0 1.05 0.52–2.11 0.75 12.6 6.7–18.6
 Heart failure 6 15.0 0.62 0.23–1.62 0.35 8.7 1.9–15.4
 Chronic pulmonary disease 10 10.4 0.73 0.34–1.55 0.49 10.0 4.3–15.8
 Cerebral ischemic disease 7 17.5 1.03 0.40–2.50 0.93 12.4 6.7–18.6
  1. aThose not having the condition were used as reference category