Table 5.

Change in AHI on titration PSG associated with DISE findings

DISE Finding		Mean change in AHI ± SD	p-value
V	None vs partial vs complete	−19.2 ± 12.8 vs −23.5 ± 18.5 vs 26.8 ± 14.9
	Complete vs partial/none	−27.0 ± 14.9 vs −23.0 ± 17.8	0.04
	Complete vs partial*	−26.8 ± 14.9 vs −23.5 ± 18.5	0.09
	Any vs none	−25.0 ± 16.9 vs −19.2 ± 12.8	0.10
	CCC presence vs absence	−23.6 ± 13.3 vs −24.7 ± 16.8	0.80
	Complete vs none	−26.8 ± 14.9 vs −19.2 ± 12.8	0.02
O	None vs partial vs complete	−23.8 ± 16.6 vs −26.9 ± 17.1 vs −24.4 ± 15.8
	Complete vs partial/none	−24.4 ± 15.8 vs −24.7 ± 16.8	0.94
	Any vs none	−26.2 ± 16.8 vs −23.8 ± 16.6	0.19
	Complete vs none	−24.4 ± 15.8 vs −23.8 ± 16.6	0.83
T	None vs partial vs complete	−23.4 ± 18.7 vs −26.5 ± 16.7 vs −23.8 ± 15.5
	Complete vs partial/none	−23.8 ± 15.5 vs −25.3 ± 17.5	0.40
	Any vs none	−25.0 ± 16.1 vs −23.4 ± 18.7	0.47
	Complete vs none	−23.8 ± 15.5 vs −23.4 ± 18.7	0.87
E	None vs partial vs complete	−24.6 ± 16.7 vs −25.0 ± 14.3 vs −25.0 ± 21.6
	Complete vs partial/none	−25.0 ± 21.6 vs −24.6 ± 16.5	0.93
	Any vs none	−25.0 ± 16.8 vs −24.6 ± 16.7	0.87
	Complete vs none	−25.0 ± 21.6 vs −24.6 ± 16.7	0.92

Bold values indicate statistically significant findings.

^*In some cases, there was no consensus on configuration, making the total amounts based on configuration findings differ from those for degree of obstruction.

DISE = drug induced sleep endoscopy, AHI = apnea hypopnea index, V = velopharynx, CCC = complete concentric collapse, O = oropharyngeal lateral walls, T = tongue, E = epiglottis