Reserve-building activities in multiple sclerosis patients and healthy controls: a descriptive study

BMC Neurology

Table 1 Study participant demographics

Variable	HC	CIS	MS RR	MS Progressive
	N = 276	N = 67	N = 358	N = 109	Test Statistic	P-value
Gender: % female	61.09	62.69	64.53	61.47	0.29	0.8298
Mean Age (sd)	46.93 (15.76)	39.45 (10.88)	44.16 (10.71)	53.91 (8.69)	23.89	<0.0001	**
Mean Age at Diagnosis (sd)	N/A	36.31 (10.78)	34.82 (9.39)	36.21 (10.09)	1.22	0.2953
Mean EDSS (IQR)	N/A	1.50 (1–2)	2.00 (1.5-3)	6 (5–6.5)	235.7	<0.0001	**
Mean BMI (sd)	27.31 (5.70)	27.17 (5.86)	27.42 (5.90)	26.10 (6.01)	1.38	0.2475
Employment Status %
Full-time	48.22	63.08	44.89	11.32	36.33	<0.0001	***
Part-time	15.81	10.77	11.93	10.38	0.96	0.4109
Homemaker	3.16	7.69	3.41	4.72	0.67	0.5736
Student	7.91	4.62	1.99	0	10.62	<0.0001	***
Unemployed	8.3	6.15	7.1	5.66	0.33	0.8052
Retired	13.83	3.08	6.53	24.53	9.69	<0.0001	***
Disabled	0	3.08	22.44	41.51	59.37	<0.0001	***
Other	2.77	1.5	1.7	1.89	0.27	0.8436
Education
High school not completed	1.99	1.54	3.71	7.55	1.9	0.1273
Graduated high school	15.54	12.31	17.14	21.7	1	0.3944
Some college/Associate/Technical Degree	34.66	38.46	36.29	33.96	0.17	0.9155
Bachelor’s degree	25.9	30.77	23.14	19.81	1.05	0.3699
Graduate/Post-graduate	21.91	16.92	19.71	16.98	0.54	0.6557
Race
White	83.59	92.31	92.05	95.28	5.03	0.0018	**
Hispanic/Latino	1.56	3.08	1.99	0.94	0.41	0.749
Black/African-American	8.59	3.08	4.83	2.83	2.26	0.0801
Asian	3.9	1.54	0.56	0	4.46	0.0041	**
American Indian/Alaska Native	0.39	0	0	0	1	0.3176
Other	1.95	0	0.57	0.94	2.7	0.045	*

HC = Health Control; CIS = Clinically Isolated Syndrome; MS RR = MS Relapsing Remitting; The F-Statistics and P-values shown are from tests for differences between disease group for the given variable

ISSN: 1471-2377