Table 3 Sleep quality and its components scores among university students
Variables (N = 2551) | Frequency | Percentage | |
|---|---|---|---|
Sleep Duration | Greater than 7 hrs | 960 | 37.6% |
Mean (SD) = 6.79(1.84) | 6-7 hrs | 1060 | 41.6% |
5-6 hrs | 286 | 11.2% | |
Less than 5 hrs | 245 | 9.6% | |
Sleep latency | 0 | 478 | 18.7% |
1 | 859 | 33.7% | |
2 | 918 | 36.0% | |
3 | 296 | 11.6% | |
Day time dysfunction | 0 | 519 | 20.3% |
1 | 1267 | 49.7% | |
2 | 610 | 23.9% | |
3 | 155 | 6.1% | |
Sleep efficiency | >85% | 1790 | 70.2% |
75-84% | 343 | 13.4 | |
65-74% | 173 | 6.8% | |
<65% | 245 | 9.6% | |
Subjective Sleep quality | Very good | 852 | 33.4% |
Fairly good | 1385 | 54.3% | |
Fairly bad | 236 | 9.3% | |
Very bad | 78 | 3.1% | |
Sleep disturbance | 0 | 125 | 4.9% |
1 | 1722 | 67.4% | |
2 | 686 | 26.9% | |
3 | 18 | 0.7% | |
Use of sleep medication | Not during the past month | 2326 | 91.2% |
Lessa than once a week | 136 | 5.3% | |
Once or twice a week | 65 | 2.5% | |
Three or more times a week | 24 | 0.9% | |
Sleep quality score | Good sleep | 1127 | 44.2% |
Mean (SD) = 6.23(2.89) | Poor sleep | 1424 | 55.8% |