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. 2021 Dec 1;191:106709. doi: 10.1016/j.rmed.2021.106709

Table 2.

Patient reported outcome post-acute COVID-19 correlates with pulmonary function outcome. SGRQ results of all time-points were matched with respective pulmonary function tests. Total and SGRQ sub-scores negatively correlate with DLCO, KCO and FVC.

SGRQ
Total Symptoms Activity Impact
PFT R2 p R2 p R2 p R2 p
DLCO 0.22 <0,0001 0.14 <0.0001 0.24 <0.0001 0.14 <0.0001
KCO 0.12 <0,0001 0.08 0.0002 0.11 <0.0001 0.12 <0.0001
FVC 0.17 <0,0001 0.06 0.0011 0.13 <0.0001 0.12 <0.0001
TLC 0.02 0.0911 0.01 0.3694 0.02 0.0519 0.01 0.2130