| Perturb Group (mean (IQR), n = 10) | NonPerturb Group (walking-only training) (mean (IQR), n = 8) | NonPerturb Group (perturbation training) (mean (IQR), n = 7) | |
---|---|---|---|---|
Dynamic balance (Mini-BESTest) (/28) | Pre | 20.0 (2.8) | 16.5 (6.3) | 18.5 (4.0) |
Post | 23.0 (2.5) | 17.0 (3.3) | 20.0 (3.5) | |
 Within group comparison pre/post training | Effect Size | .63 | .21 | .45 |
P value | .005 | .932 | .089 | |
 Between group comparison vs Perturb group post training | P value |  | .007 | .069 |
 Within NonPerturb group post training | P value |  |  | .042 |
Comfortable over ground speed (10 m walk test, in m/s) | Pre | 0.90 (0.31) | 0.96 (0.51) | 0.83 (0.47) |
Post | 1.05 (0.50) | 0.93 (0.35) | 1.05 (0.44) | |
 Within group comparison pre/post training | Effect Size | .46 | .26 | .47 |
P value | .038 | .292 | .075 | |
 Between group comparison vs Perturb group post training | P value |  | .594 | .807 |
 Within NonPerturb group post training | P value |  |  | .018 |
Fast over ground speed (10 m walk test, in m/s)) | Pre | 1.36 (0.58) | 1.25 (0.47) | 1.30 (0.54) |
Post | 1.48 (0.75) | 1.26 (0.58) | 1.33 (0.45) | |
 Within group comparison pre/post training | Effect Size | .60 | .13 | .47 |
P value | .007 | .612 | .080 | |
 Between group comparison vs Perturb group post training | P value |  | .424 | .626 |
 Within NonPerturb group post training | P value |  |  | .141 |
Paretic knee extensors, maximal strength (Dynamometry, in Nm) | Pre | 94.5 (46.6) | 113.9 (45.9) | 108.0 (26.6) |
Post | 139.1 (51.4) (n = 7) | 123.2 (49.2) | 106.3 (40.6) | |
 Within group comparison pre/post training | Effect Size | .59 | .07 | .32 |
P value | .028 | .779 | .237 | |
 Between group comparison vs Perturb group post training | P value |  | .643 | .482 |
 Within NonPerturb group post training | P value |  |  | .612 |
Non-paretic knee extensors, maximal strength (Dynamometry, in Nm) | Pre | 157.7 (64.8) | 148.7 (39.2) | 150.7 (19.4) |
Post | 183.0 (52.0) (n = 7) | 138.5 (52.3) | 162.5 (37.7) | |
 Within group comparison pre-post training | Effect Size | .58 | .17 | .27 |
P value | .028 | .484 | .310 | |
 Between group comparison vs Perturb group post training | P value |  | .247 | .848 |
 Within NonPerturb group post training | P value |  |  | .735 |
Balance confidence (ABC, /100) | Pre | 75.9 (31.3) | 65.9 (17.5) | 66.6 (19.4) |
Post | 76.6 (35.4) | 75.2 (22.5) | 76.9 (10.3) | |
 Within group comparison pre/−post training | Effect Size | .52 | .46 | .54 |
P value | .021 | .063 | .042 | |
 Between group comparison vs Perturb group post training | P value |  | .657 | .922 |
 Within NonPerturb group post training | P value |  |  | .043 |
Reintegration to normal living index (RNLI, /22) | Pre | 2.5 (4.0) | 2.0 (1.3) | 1.0 (1.5) |
Post | 2.0 (2.5) (n = 9) | 1.5 (2.8) | 0.0 (1.5) | |
 Within group comparison pre/post training | Effect Size | .46 | .00 | .46 |
P value | .040 | .100 | .083 | |
 Between group comparison vs Perturb group post training | P value |  | .588 | .403 |
 Within NonPerturb group post training | P value |  |  | .066 |