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. 2021 Jan 12;13:55–62. doi: 10.2147/NSS.S288618

Table 4.

Spearman Correlation Between Oximetry Variables and Nasal Resistance in the Supine Position at Pressures of 75 Pascal in Mild and Moderate to Severe OSA

AHI ODI Minimal SaO2 T<90%
rs P rs P rs P rs P
SupineNR75
 Mild OSA 0.121 0.694 0.064 0.842 −0.438 0.155 0.074 0.820
 Moderate to severe OSA 0.248 0.041* 0.272 0.026* −0.109 0.380 0.265 0.030*

Note: *P < 0.05.

Abbreviations: rs, Spearman correlation coefficient; AHI, apnea-hypopnea index; ODI, oxygen desaturation index; Minimal SaO2, minimal oxygen saturation; T<90%, the percentage of total time with oxygen saturation level lower than 90%; SupineNR75, nasal resistance in the supine position at 75 pascal.