It is worth noting that the proportion of patients who died from pneumonia in the COPD group (59% of all fatal infections), was greater than in the asthma group (39%), but this difference did not reach statistical significance (p = 0.15).
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"Causes of death in asthma, COPD and non-respiratory hospitalized patients: a multicentric study".
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0.1500
0.1500
The sentences
Perhaps a greater sample size could have identified a statistical association, for example, with death due to heart failure which showed results close to significance, in agreement with Proser et al [ 42 ], reporting a strong association of both (OR 4.62).