Table 4. Comparison of the muscle activity under the postures.
Muscle | Posture | Mean | Standard deviation |
---|---|---|---|
Right splenius capitis† | Neutral posture | 0.2 | 0.0 |
Middle bending posture2 | 0.2 | 0.0 | |
Maximum bending posture1 | 0.2 | 0.0 | |
Right upper trapezius | Neutral posture | 0.2 | 0.0 |
Middle bending posture | 0.2 | 0.0 | |
Maximum bending posture | 0.2 | 0.0 | |
Left splenius capitis† | Neutral posture | 0.2 | 0.0 |
Middle bending posture2 | 0.2 | 0.0 | |
Maximum bending posture1 | 0.2 | 0.0 | |
Left upper trapezius† | Neutral posture | 0.2 | 0.0 |
Middle bending posture2 | 0.2 | 0.0 | |
Maximum bending posture1 | 0.2 | 0.0 |
Values are shown as mean ± SD, *p<0.05. †Significant difference in three postures. 1: Significantly different compared with middle bending posture. 2: Significantly different compared with maximum bending posture.