Predictive Values of Preoperative Tests for Difficult Laryngoscopy and Intubation in Adult Patients at Tikur Anbessa Specialized Hospital

Table 1

Demographic characteristics and distribution of difficult laryngoscopy and intubation among surgical patients who underwent elective surgery in Tikur Anbessa Hospital from February 1 to March 30, 2016.

Patient characteristics	Frequency, (%)	DL, (%)	DI, (%)
Age
18–64	225 (93)	27 (12)	11 (4.8)
≥65	17 (7)	6 (35.3)	1 (5.8)
Sex
Male	129 (53.3)	18 (13.9)	5 (3.8)
Female	113 (46.7)	15 (13.3)	7 (6.2)
ASA status
I	125 (51.6)	12 (9.6)	3 (2.4)
II	102 (42.1)	20 (19.6)	7 (6.8)
II	15 (6.2)	1 (6.6)	2 (13.3)