Impact of Serum Nutritional Status on Physical Function in African American and Caucasian Stroke Survivors
Table 1
Demographic, strength, and functional data in chronic stroke survivors.
African American males
Caucasian males
African American females
Caucasian females
Age (yrs)
61 ± 1 (79)
64 ± 1 (76)
61 ± 1 (66)
64 ± 2 (35)
BMI (kg/m2)
29 ± 1 (79)
28 ± 1 (76)
29 ± 1 (66)
26 ± 1**(35)
Total body fat (%)
28 ± 1 (37)
33 ± 1**(40)
42 ± 1 (35)
42 ± 1 (23)
aLM (kg)
27 ± 1 (37)
23 ± 1**(40)
18 ± 1 (35)
15 ± 1**(23)
Mid-thigh muscle area (cm2)
82 ± 4 (22)
65 ± 4**(19)
50 ± 4 (21)
44 ± 3*(16)
Mid-thigh fat area (cm2)
57 ± 5 (22)
67 ± 6 (19)
135 ± 14 (21)
100 ± 9 (16)
Mid-thigh LDLT area (cm2)
22 ± 1 (22)
24 ± 2 (19)
22 ± 2 (21)
18 ± 1 (16)
Six-min walk distance (m)
248 ± 20 (39)
213 ± 17 (38)
210 ± 19 (34)
174 ± 20 (23)
30-foot walk-self-selected pace (ft/sec)
1.9 ± 0.2 (42)
1.8 ± 0.1 (48)
1.7 ± 0.1 (45)
1.6 ± 0.2 (26)
30-foot walk-fastest pace (ft/sec)
2.7 ± 0.2 (42)
2.4 ± 0.2 (48)
2.5 ± 0.2 (45)
2.1 ± 0.2 (26)
Concentric torque at 30°/sec (Nm)
41 ± 6 (24)
32 ± 4 (24)
29 ± 5 (26)
21 ± 5 (17)
Eccentric torque at 30°/sec (Nm)
84 ± 9 (24)
74 ± 7 (24)
57 ± 9 (26)
42 ± 7 (17)
Concentric muscle quality (Nm/kg)
4.5 ± 0.7 (19)
4.2 ± 0.5 (18)
4.0 ± 0.8 (22)
4.0 ± 0.9 (16)
Eccentric muscle quality (Nm/kg)
9.5 ± 1.0 (19)
9.5 ± 0.9 (18)
8.2 ± 1.2 (22)
7.7 ± 1.4 (16)
VO2peak (mL/kg/min)
16.3 ± 0.8 (47)
15.6 ± 0.7 (46)
11.6 ± 0.8 (42)
12.1 ± 0.7 (24)
Mean ± SEM (). aLM: appendicular lean mass; LDLT: low density lean tissue. ; : significantly different from African American stroke survivors of the same sex.