Table 2.

Clinical features that affect preoperative anxiety among adult patients undergoing elective surgery, at general hospital in Ethiopia, 2018 (n = 402)

Variables	Category	Frequency	%
Previous surgery	Yes	14	3.7%
	No	388	96.3%
Chronic medical illness	Yes	31	7.7%
	No	371	92.3%
Substance use	Yes	6	1.5%
	No	396	98.5%
Family mental illness	Yes	4	1%
	No	398	99%