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. 2019 Oct 2;7:e7812. doi: 10.7717/peerj.7812

Table 3. Within-group comparison of the treatment outcomes.a.

TORS group (n = 16) Coblation group (n = 17)
Preoperative Postoperative p value Preoperative Postoperative p value
AHI 50.5 ± 19.6 25.5 ± 19.5 .002* 44.8 ± 28.8 25.5 ± 23.3 .005*
AI 33.3 ± 19.2 16.5 ± 17.5 .014* 31.4 ± 26.9 12.7 ± 22.0 .004*
ESS 11.1 ± 4.7 7.6 ± 3.6 <.001* 10.9 ± 5.2 8.1 ± 5.5 .017*
Min-SpO2 73.8 ± 6.8 83.8 ± 5.6 <.001* 74.0 ± 10.0 80.7 ± 12.6 .045*
CT90 15.1 ± 14.5 5.7 ± 7.6 .005* 13.2 ± 15.2 8.2 ± 18.3 .183

Notes.

AHI
Apnea-Hypopnea index
AI
Apnea index
ESS
Epworth Sleepiness scale
Min-SpO2
minimum oxygen saturation
CT90
cumulative time percentage with SpO2 <90%
a

All values are presented as mean ± standard deviation.

*

p < .05 is considered statistically significant.