Validation of Simple Methods to Select a Suitable Nostril for Nasotracheal Intubation

Table 2

Nasal endoscopic finding.

Nasal endoscopic finding: deviated nasal septum	Right nostril (%)	Left nostril (%)
Grade I: 0–24%	29 (69.05)	19 (45.24)
	(95% CI: 53.97–80.93)	(95% CI: 31.22–60.05)
Grade II: 25–49%	8 (19.05)	9 (21.43)
	(95% CI: 9.98–33.30)	(95% CI: 11.71–35.94)
Grade III: 50–74%	4 (9.52)	13 (30.95)
	(95% CI: 3.77–22.07)	(95% CI: 19.07–46.03)
Grade IV: ≥75%	1 (2.38)	1 (2.38)
	(95% CI: 0.42–12.32)	(95% CI: 0.42–12.32)
Inferior turbinate hypertrophy
Grade I: 0–24%;	4 (9.52)	5 (11.90)
	(95% CI: 3.77–22.07)	(95% CI: 5.19–25.00)
Grade II: 25–49%	20 (47.62)	28 (66.67)
	(95% CI: 33.36–62.28)	(95% CI: 51.55–78.99)
Grade III: 50–74%	16 (38.10)	8 (19.05)
	(95% CI: 25.00–53.19)	(95% CI: 9.98–33.30)
Grade IV: ≥75%	2 (4.76)	1 (2.38)
	(95% CI: 1.32–15.79)	(95% CI: 0.42–12.32)