Table:
Functional scale	Therapist-assisted	P value	Robot-assisted	P value
Pre	Post	Pre	Post
BBS	27.3 ± 10.8	35.5 ± 14.1	0.012∗	26.6 ± 18.0	32.4 ± 18.8	0.018∗
TUG	0 : 28 ± 0 : 11	0 : 22 ± 0 : 10	0.017∗	0 : 46 ± 0.40	0 : 27 ± 0 : 17	0.011∗
FIM	80.9 ± 9.6	85.4 ± 8.2	0.016∗	73.9 ± 14.6	78.5 ± 12.9	0.042∗
SARA	18.9 ± 6.8	15.4 ± 5.6	0.012∗	18.7 ± 7.6	15.2 ± 6.8	0.018∗

Transcribe the image into Markdown format.

| <ROWSPAN=2> Functional scale | <COLSPAN=2> Therapist-assisted | <ROWSPAN=2> P value | <COLSPAN=2> Robot-assisted | <ROWSPAN=2> P value | 
 | Pre | Post | Pre | Post | 
 | --- | --- | --- | --- | --- | --- | --- | 
 | BBS | 27.3 ± 10.8 | 35.5 ± 14.1 | 0.012∗ | 26.6 ± 18.0 | 32.4 ± 18.8 | 0.018∗ | 
 | TUG | 0 : 28 ± 0 : 11 | 0 : 22 ± 0 : 10 | 0.017∗ | 0 : 46 ± 0.40 | 0 : 27 ± 0 : 17 | 0.011∗ | 
 | FIM | 80.9 ± 9.6 | 85.4 ± 8.2 | 0.016∗ | 73.9 ± 14.6 | 78.5 ± 12.9 | 0.042∗ | 
 | SARA | 18.9 ± 6.8 | 15.4 ± 5.6 | 0.012∗ | 18.7 ± 7.6 | 15.2 ± 6.8 | 0.018∗ |