In contrast, differences in the volumes of pleural pigtail or chest tube placement, tunneled pleural catheter placement, and tracheostomy before and during COVID-19 did not reach statistical significance ( Figure 1 ).
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In contrast, differences in the volumes of pleural pigtail or chest tube placement, tunneled pleural catheter placement, and tracheostomy before and during COVID-19 did not reach statistical significance ( Figure 1 ).