Skip to main content

Table 2 Frequency distribution of results of PSQI sub scales among institutionalized elders in the Galle District

From: Higher prevalence of geriatric depression, catastrophizing pain and sleep disorders in institutionalized elders: a cross-sectional study in Galle District, Sri Lanka

PSQI sub scale Frequency (n) Percentage (%)
Subjective sleep quality
 Very good 57 18.4
 Fairly good 173 55.8
 Fairly bad 56 18.1
 Very bad 24 7.7
Sleep latency
 No sleep latency 42 13.5
 Having sleep latency 268 86.5
Sleep duration
  > 7 h 93 30.0
 6–7 h 63 20.3
 5–6 h 67 21.6
  < 5 h 87 28.1
Habitual sleep efficiency
  > 85% 99 31.9
 75–84% 72 23.2
 65–74% 40 12.9
  < 65% 99 31.9
Sleep disturbance
 Not during the past month 11 3.5
 Less than once a week 299 96.5
Use of sleeping medication
 Not during the past month 292 94.2
 Less than once a week 4 1.3
 Once or twice a week 9 2.9
 Three or more times a week 5 1.6
Daytime dysfunction
 No daytime dysfunction 70 22.6
 Has daytime dysfunction 240 77.4