Table 1 |
||||||
|
Average muscle onset time in relation to hamstring onset for each subject. |
||||||
|
Subject # |
Right ES (1) |
Left ES (2) |
GM (3) |
Hamstring (4) |
Time Span (ms) |
Order |
|
|
||||||
|
1 |
29.3 |
8.8 |
-598.7 |
0 |
628 |
1243 |
|
2 |
-173.5 |
124.3 |
-96.8 |
0 |
173 |
2431 |
|
3 |
-13.8 |
-125.5 |
-676.5 |
0 |
676 |
4123 |
|
4 |
12 |
-1.3 |
-70.75 |
0 |
70 |
1423 |
|
5 |
-176.1 |
-126 |
-510.7 |
0 |
510 |
4213 |
|
6 |
-111.3 |
-151 |
-226.6 |
0 |
226 |
4123 |
|
7 |
22 |
14.6 |
-107.3 |
0 |
107 |
2143 |
|
8 |
59 |
-.25 |
-102 |
0 |
102 |
1423 |
|
9 |
-15.25 |
23.12 |
-131 |
0 |
131 |
2413 |
|
10 |
-46.7 |
-41.25 |
-269.5 |
0 |
269 |
4213 |
|
11 |
-227.5 |
5 |
-611.25 |
0 |
611 |
2413 |
|
12 |
-2.625 |
34.5 |
-407.6 |
0 |
407 |
2413 |
|
13 |
223.2 |
48.25 |
-469.12 |
0 |
692 |
1243 |
|
14 |
-42.6 |
116.8 |
-576.7 |
0 |
576 |
2413 |
|
|
||||||
|
Mean |
-33.14 |
-5.01 |
-346 |
370.23 |
||
|
S.D |
114.06 |
82.19 |
225.87 |
230.2 |
||
|
|
||||||
|
Represents EMG onset times relative to hamstring firing. ES = Erector Spinae, GM = Gluteus Maximus, ms = milliseonds and SD = Standard Deviation. |
||||||
|
Lehman et al. BMC Musculoskeletal Disorders 2004 5:3 doi:10.1186/1471-2474-5-3 |
||||||
