Sleep Quality and Emotional State of Medical Students in Dubai
Table 5
Correlation between sleep disturbance/use of sleeping medication/daytime functioning with the total duration of sleep and the self-rated overall sleep quality.
Total duration of sleep
Overall sleep quality
Sleep disturbance:
Frequency of breathing difficulty
-0.218
0.082
Frequency of coughing or snoring loudly
-0.106
-0.125
Frequency of pain
-0.222
0.150
Use of sleeping medication:
Frequency of taking sleeping medication
-0.215
-0.167
Daytime functioning:
Frequency of difficulty in staying awake during the day
-0.333
-0.321
Keeping up enough enthusiasm to get things done
0.384
0.388
Correlation coefficients are presented in the above table ,, and .