The Magnitude and Determinants of Tinnitus among Health Science Students at King Khalid University

Table 4

Distribution of students’ tinnitus status according to exposure to different risk factors, continued.

Risk factors, continued		Tinnitus
		Negative		Positive
		No.	%	No.	%
How often did you ride/operate motorized vehicles such as motorcycles, jet skis, speed boats, snowmobiles, or four wheelers?	Never	222	74.2	77	25.8	0.048
	Every few months	42	67.7	20	32.3
	Monthly	9	47.4	10	52.6
	Weekly	5	50.0	5	50.0
	Daily	8	80.0	2	20.0
If you rode motorized vehicles, on average, how many hours did each time/session last?	Never	204	73.6	73	26.4	0.513
	Every few months	6	60.0	4	40.0
	Monthly	36	67.9	17	32.1
	Weekly	40	66.7	20	33.3
How often do you play a musical instrument?	Never	225	73.3	82	26.7	0.001
	Every few months	35	53.8	30	46.2
	Monthly	15	100.0	0	0.0
	Weekly	9	90.0	1	10.0
	Daily	2	66.7	1	33.3
How often do you listen to music, radio programs, etc. using personal headsets or earphones?	Never	42	77.8	12	22.2	0.241
	Every few months	10	55.6	8	44.4
	Monthly	16	61.5	10	38.5
	Weekly	44	77.2	13	22.8
	Daily	174	71.0	71	29.0
If you listened through earphones, on average, how many hours did each time/session last?)	8 hours or more	53	60.2	35	39.8	0.035
	4 hours to 8 hours	41	62.1	25	37.9
	1 hour up to 4 hours	121	72.9	45	27.1
	Less than 1 hour	32	84.2	6	15.8
Working at noisy area during summer period	Yes	16	84.2	3	15.8	0.209
	No	270	70.9	111	29.1

: X² for linear trend. (significant).