A randomized, double-blind study of the ultrasound assessment of the effect of pharyngeal packing on perioperative gastric volume in nasal surgery

Table 3 Ultrasonographic data according to surgery type

	Septoplasty (n = 31)	SRP (n = 44)	FESS (n = 13)	p
Pre AP diameter (mm)	14.81 ± 3.87	15.23 ± 3.53	14.92 ± 2.84	0.875
Post AP diameter (mm)	15.71 ± 4.55	19.89 ± 5.95	18.23 ± 3.52	0.004
p	0.056	0.0001	0.016
Pre CC diameter (mm)	22.71 ± 5.11	22.8 ± 5.12	23.38 ± 6.06	0.923
Post CC diameter (mm)	23.55 ± 6.01	28.8 ± 9.11	24.23 ± 4.85	0.01
p	0.133	0.0001	0.688
Pre CSA diameter (mm²)	267.19 ± 102.23	274.52 ± 96.33	282.47 ± 103.81	0.890
Post CSA diameter (mm²)	299.22 ± 145.53	472.73 ± 260.01	353.54 ± 130.36	0.002
p	0.066	0.0001	0.135

Data are presented as the mean ± standard deviation
SRP septo-rhinoplasty, ESS functional endoscopic sinus surgery, Pre preoperative, AP antero-posterior, Post postoperative, CC cranio-caudal, CSA cross-sectional area

ISSN: 1471-2253