|
| 特征 （
：360） |
频率 |
百分比 |
|
| 年龄（平均年（±SD）） |
23.1. |
±0.5 |
| 性爱 |
| Male |
176. |
49％ |
| Female |
184. |
51％ |
| 教育程度 |
| Third |
197 |
54.7％ |
| Sixth |
163. |
45.3％ |
| 婚姻状况 |
| Single |
293. |
81.4％ |
| Married |
50. |
13.9％ |
| Other |
8. |
2.2％ |
| 居住地（
：357） |
| With the family |
255. |
71.4％ |
| In campus |
50. |
14％ |
| Rented place |
48. |
13.4％ |
| Other |
4. |
1.1％ |
| 主观经济地位 |
| Good |
135. |
37.5％ |
| Managing |
203. |
56.5％ |
| Poor |
22. |
6％ |
| 在研究旁边工作 |
| No |
230. |
64％ |
| Irregular |
98. |
27.2％ |
| Regular |
32. |
8.8％ |
| 咀嚼khat. |
| No |
199. |
55.3％ |
| Irregular |
70 |
19.4％ |
| Regular |
91. |
25.3％ |
| 吸烟 |
| No |
305. |
84.7％ |
| Irregular |
49. |
13.6％ |
| Regular |
6. |
1.7％ |
| Epworth sleepiness score (mean score (±SD)) |
9.7 |
4.2 |
| Excessive sleepiness (
） |
161. |
45％ |
|
|
