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. 2017 Dec;9(12):5239–5243. doi: 10.21037/jtd.2017.10.149

Table 2. Association of resolution rate with variables by multiple linear regression analysis (R2 =0.407).

Variables β ± SE Partial R2 P value
Treatment (room air =0, O2 =1) 1.129±0.314 0.070225 <0.001
Initial pneumothorax size (%) 0.120±0.019 0.189225 <0.001
Interval between radiographs (days) −0.426±0.078 0.148225 <0.001