Table 1.
The comparison of basic information between the observation group and control group
| Parameters | Observation group (N=57) | Control Group (N=57) | t/χ2 value | P value |
|---|---|---|---|---|
| Gender | 0.322 | 0.570 | ||
| Male | 31 | 34 | ||
| Female | 26 | 23 | ||
| Age (years) | 49.7±5.9 | 49.9±5.8 | 0.164 | 0.870 |
| Course of disease (years) | 6.9±0.9 | 6.9±0.8 | 0.122 | 0.903 |
| BMI (kg/m2) | 22.9±2.1 | 22.8±2.0 | 0.393 | 0.695 |
| The pressured nerve root | 1.078 | 0.720 | ||
| C4 | 8 | 6 | ||
| C5 | 10 | 9 | ||
| C6 | 12 | 10 | ||
| C7 | 11 | 12 | ||
| C8 | 9 | 9 | ||
| T1 | 7 | 11 | ||
| Education background | 0.937 | 0.627 | ||
| Middle school and below | 21 | 18 | ||
| High school | 19 | 20 | ||
| College and above | 17 | 19 |
Note: BMI: Body mass index.