Table 3. Relationship between demographic characteristics and level of knowledge toward multiple sclerosis.

Characteristic	Category	Low level of knowledge	Average level of knowledge	Highest level of knowledge	P-value
Age (Years)	18-25 years	696	502	345	0.226
	26-39 years	527	312	234
	40 years and above	414	295	211
Gender	Female	1058	710	524	0.583
	Male	579	399	266
Nationality	Saudi	1519	1019	728	0.556
	Non-Saudi	118	90	62
Residence	Makkah	403	272	204	0.759
	Jeddah	395	269	184
	Taif	199	161	101
	Madina El Monawara	288	174	127
	Al-Qunfudhah	244	158	108
	Laith	25	13	14
	Bahrah	14	8	3
	Rabigh	66	52	48
	Jamum	3	2	1
Education	High school	372	257	194	0.272
	Diploma	123	105	77
	Bachelor’s degree	978	643	434
	Postgraduate degree	116	68	60
	Other	48	36	25
Martial status	Married	768	497	360	0.731
	Single	803	567	389
	Widow	23	17	14
	Divorced	43	28	27
Total perceived family income per month	Less than5000	380	240	175	0.807
	5000-10000	581	421	294
	More than10000	676	448	321
Occupation	Employed	543	374	258	0.865
	Unemployed	682	480	346
	Student	412	255	186
If heard before about Multiple Sclerosis	Yes	1115	690	501	0.003
	No	522	419	289
Source of information	Internet or social media.	448	265	202	0.057
	MS patient.	382	235	168
	Family, friends or neighbors.	89	55	50
	Newspaper.	36	24	22
	TV or radio.	41	25	13
	MS information leaflets, brochures, posters etc.	36	18	18
	Health care workers.	81	45	36
	Combined sources.	3	3	2
	Others .	281	257	174
	I didn't hear about the disease	240	182	105