Length of Stay in Ambulatory Surgical Oncology Patients at High Risk for Sleep Apnea as Predicted by STOP-BANG Questionnaire

Table 2

Patient characteristics based on STOP-BANG questionnaire.

	STOP-BANG
	STOP-BANG < 3 (LR)	STOP-BANG ≥ 3 (HR)	P value
BMI (kg/m^2)
Mean ± SD	25.7 ± 3.9	29.4 ± 5.9	—
Median (min to max)	25.4 (18.4 to 36.8)	28 (16.5 to 51)
Neck circumference (cm)
Mean ± SD	36.0 ± 3.3	41.1 ± 4.2	—
Median (min to max)	36 (28 to 46)	41 (29 to 54)
PACU LOS (minutes)
Mean ± SD	278.6 ± 358.6	403.2 ± 451.1	—
Median (min to max)	117.5 (39 to 1492)	146 (44 to 1667)
Anesthesia duration (minutes)
Mean ± SD	63.0 ± 32.1	61.3 ± 20.9	0.560
Median (min to max)	52 (30 to 256)	55.5 (26 to 147)	0.277
Oxygen sat below 93% (count)
Mean ± SD	2.7 ± 2.6	3.9 ± 3.9	0.131
Median (min to max)	2 (1 to 12)	3 (1 to 18)

LR, low risk; HR, high risk; SD, standard deviation.
—: BMI and neck circumference were used to create the STOP-BANG score.
P value is not provided; PACU LOS has a bimodal distribution.
P value is based on independent samples -test.
P value is based on Wilcoxon rank-sum test.