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Table 6 Results of Cox's proportional hazards analysis for the patients with bronchiectasis

From: Statistics review 12: Survival analysis

Explanatory variables Risk ratio 95% confidence interval P
Age (>65 years) 2.7 1.15–6.29 0.022
LTOT (yes) 3.12 1.47–6.90 0.003
  1. LTOT, long-term oxygen therapy.