Table 6.
6-Minute Walk Distance, Balance Confidence Score, and Functional Stair Test Time by Age Category
| 6-Minute Walk Distance (m) Pearson product–moment correlation for 6MWT with age (r=−0.464**) | |||||
|---|---|---|---|---|---|
| MS Subjects |
Reported Data for Healthy Adults |
||||
| Age Category | n | % | Mean | SD | Mean±SD |
| <40 | 10 | 15.6 | 472.3 | 143.1 | 614±69*,24 577±56*,28 593±57***,15 638±44****,15 |
| 40 to <45 | 8 | 12.5 | 385.5 | 124.8 | 670±85***,22 671±56****,22 |
| 45 to <50 | 10 | 15.6 | 368.3 | 180.1 | |
| 50 to <55 | 18 | 28.1 | 276.2 | 138.2 | |
| 55 to <60 | 12 | 18.8 | 308.0 | 140.4 | 494***,19 576****,19 |
| ≥60 |
6 |
9.4 |
206.1 |
122.1 |
530±77***,14 458±136****,14 659±62*,16 631±57***,16 690±53****,16 344±8820 631±93*,21 589***,21 673****,21 |
|
ABC Scores Pearson product–moment correlation for ABC with age (r=−0.416**) | |||||
|
MS Subjects |
|||||
|
Age Category |
n |
% |
Mean |
SD |
|
| <40 | 9 | 15.5 | 78.7 | 21.7 | |
| 40 to <45 | 8 | 13.8 | 75.4 | 16.6 | |
| 45 to <50 | 8 | 13.8 | 69.1 | 24.0 | |
| 50 to <55 | 16 | 27.6 | 55.1 | 19.5 | |
| 55 to <60 | 11 | 19.0 | 64.9 | 25.9 | |
| ≥60 |
6 |
10.3 |
46.0 |
7.0 |
|
|
FST Time (s) Pearson product–moment correlations for FST with age (r=0.425**) | |||||
|
MS Subjects |
|||||
|
Age Category |
n |
% |
Mean |
SD |
|
| <40 | 10 | 15.6 | 5.7 | 5.0 | |
| 40 to <45 | 8 | 12.5 | 7.9 | 4.4 | |
| 45 to <50 | 10 | 15.6 | 10.3 | 7.7 | |
| 50 to <55 | 18 | 28.1 | 12.9 | 8.4 | |
| 55 to <60 | 11 | 18.8 | 9.4 | 5.4 | |
| ≥60 | 6 | 9.4 | 20.2 | 13.7 | |
mean 6MWT includes both sexes
significant at p=0.01
mean 6MWT for female participants
mean 6MWT for male participants
6MWT=6-Minute Walk Test; MS=multiple sclerosis; ABC=Activities-specific Balance Confidence Scale; FST=Functional Stair Test
Data sources: Savci et al.24 (n=30; 17♀/13♂) in MS study (mean age: 35±9 yrs); Chetta et al.28 (n=10; 7♀/3♂) in MS study (mean age: 33±8 yrs); Chetta15 (mean age ♀=33±9 yrs; mean age ♂=36±8 yrs); Gibbons22; Enright and Sherrill19; Enright et al.20 (n=173; mean age ♀=62 yrs; mean age ♂=59.5); Camarri et al.16 (n=37; ♀; mean age=64.5±5.2 yrs); Troosters et al.21 (n=54; mean age=65±10 yrs); Lord et al.14 (n=24 ♀; n=5 ♂; age: min=62, max=69 yrs)