Table 2.

Anesthesia records by traditional and observative fiberoptic scope

	Traditional fiberoptic intubation n = 51	Observative fiberoptic intubation n = 53	P value
Anesthesia time (min)	229.7 ± 114.6	235.7 ± 139.5	0.81
Duration of intubation (min)	214.4 ± 115.4	227.2 ± 138.2	0.62
Tube size 6.0/6.5/7.0/7.5/8.0 (n)	5/19/17/9/1	5/21/22/5/0	0.42
Intubation attempt 1/2/3 (n)	43/7/1	47/4/2	0.77
Fentanyl (µg)	251.5 ± 136.2	293.4 ± 188.6	0.19
Remifentanil (µg)	2320.0 ± 1716.0	2405.6 ± 1630.5	0.79
Sore throat (n) (yes/no)	14/37 (27.4%)	16/37 (30.1%)	0.61
Hoarseness (n)	1 (7.1%)	2 (12.5%)	0.44

Values are means ± standard deviation or number, Fisher’s exact test between groups

A P value < 0.05 is considered significant