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Table 2 The distribution of the Pittsburgh Sleep Quality Index (PSQI) scores in community dwelling Ethiopian adults

From: Validation of the Pittsburgh sleep quality index in community dwelling Ethiopian adults

Components of the PSQI PSQI sub-component Frequency Percentage
PSQI component of sleep duration ≥7 h 95 30.5
6–7 h 53 17.0
5–6 h 28 9.0
<5 h 135 43.4
PSQI component of sleep disturbances 0 47 15.1
1 261 83.9
2 3 1.0
3 0 0
PSQI component of sleep latency 0 36 11.6
1 113 36.3
2 124 39.9
3 38 12.2
PSQI component of daytime dysfunction 0 293 94.2
1 14 4.5
2 4 1.3
3 0 0
PSQI component of sleep efficiency >85% 105 33.8
75–84% 24 7.7
65–74% 27 8.7
<65% 155 49.8
PSQI component of sleep quality Very good 97 31.2
Fairly good 126 40.5
Fairly bad 54 17.4
Very bad 34 10.9
PSQI component of sleep medication Not during the past month 306 98.4
Less than once a week 3 1.0
Once or twice a week 2 .6
Three or more times a week 0 00