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Figure 2 | BMC Pulmonary Medicine

Figure 2

From: Dyspnea assessment and adverse events during sputum induction in COPD

Figure 2

Borg score changes in COPD patients during sputum induction, according to adverse events and success of procedure. Individual values of average changes in Borg dyspnea scale during sputum induction. Mild adverse events were defined as discontinuations of the procedure due to undesired symptoms including dyspnea (sensation of bronchoconstriction, chest tightness, inability to take a deep breath, sensation of effort to breath), wheezing, nausea. Open circles represent patients that completed the procedure successfully; closed circles represent patients that did not complete the procedure successfully due to mild adverse events.

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