Table A5.

The “functional assessment”-related categorical variables and their elements, number of observations (#), and percentages (%). The element are range of motion, modified Ashworth scale, and manual muscle test.

Functional Assessment
Range of Motion
Right Hip	#	%	Left Hip	#	%
Full	1066	65.7	Full	996	61.4
Limited range in flexion	404	24.9	Limited range in flexion	478	29.5
Limited range in extension	10	0.6	Limited range in extension	8	0.5
Limited range in both directions	124	7.7	Limited range in both directions	122	7.5
Unknown	19	1.1	Unknown	19	1.1
Right Knee	#	%	Left Knee	#	%
Full	1482	91.5	Full	1472	90.7
Limited range in flexion	106	6.5	Limited range in flexion	113	7
Limited range in extension	4	0.2	Limited range in extension	7	0.45
Limited range in both directions	12	0.7	Limited range in both directions	12	0.75
Unknown	19	1.1	Unknown	19	1.1
Right Ankle	#	%	Left Ankle	#	%
Full	1088	67.1	Full	1198	73.8
Limited range in flexion	436	26.8	Limited range in flexion	315	19.4
Limited range in extension	16	1	Limited range in extension	17	1.1
Limited range in both directions	64	4	Limited range in both directions	74	4.6
Unknown	19	1.1	Unknown	19	1.1
Modified Ashworth Scale
Right Elbow Flexor	#	%	Left Elbow Flexor	#	%
0 grade	1389	85.6	0 grade	1285	79.1
1 grade	111	6.8	1 grade	181	11.14
2 grade	105	6.5	2 grade	115	7.1
3 grade	4	0.2	3 grade	27	1.7
4 grade	0	0	4 grade	1	0.06
Unknown	14	0.9	Unknown	14	0.9
Right Knee Flexor	#	%	Left Knee Flexor	#	%
0 grade	1366	84.2	0 grade	1268	78.1
1 grade	177	10.8	1 grade	236	14.5
2 grade	47	2.9	2 grade	82	5.1
3 grade	19	1.2	3 grade	23	1.4
4 grade	0	0	4 grade	0	0
Unknown	14	0.9	Unknown	14	0.9