According to the National Emphysema Treatment Trial (NETT),patients with high exercise capacity whose lower lobes were primarily affected had which of the following effects with lung volume reduction surgery (LVRS)?

Question

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Patients with high exercise capacity whose lower lobes were primarily affected had a higher mortality with LVRS than with medical treatment.Patients with low exercise capacity whose upper lobes were primarily affected had lower mortality with LVRS.

According to the National Emphysema Treatment Trial (NETT),patients with High