Table 4.
Distribution of Baseline and Fifth Round Self-Reported Sleep Quality Complaints for Each Sleep Duration Pattern.
| Self-reported sleep quality complaints | Persistent moderate sleepers | Became moderate sleepers | Persistent short sleepers | Became short sleepers | Became long sleepers | Varying sleepers |
|---|---|---|---|---|---|---|
| First round | ||||||
| Recent poor sleep | 217 (10.5%) | 70 (19.3%) | 59 (51.3%) | 102 (16.1%) | 28 (19.6%) | 62 (18.5%) |
| Fifth round* | ||||||
| Frequent difficulty falling asleep | 105 (5.2%) | 43 (12.0%) | 48 (42.5%) | 148 (23.9%) | 12 (8.8%) | 46 (13.9%) |
| Frequent awakening during the night | 561 (27.6%) | 112 (31.3%) | 66 (58.4%) | 321 (51.9%) | 49 (36.0%) | 116 (35.2%) |
| Frequent difficulty falling asleep after awakening | 159 (7.8%) | 41 (11.5%) | 50 (44.3%) | 197 (31.8%) | 15 (11.0%) | 50 (15.2%) |
| Frequent awakening early in the morning | 167 (8.2%) | 47 (13.1%) | 53 (46.9%) | 248 (40.1%) | 11 (8.1%) | 60 (18.2%) |
| Frequent feeling unrested after a usual night | 133 (6.6%) | 40 (11.2%) | 39 (34.5%) | 146 (23.6%) | 23 (16.9%) | 48 (14.6%) |
| Frequent needing a nap during the day | 315 (15.5%) | 70 (19.6%) | 25 (22.1%) | 127 (20.5%) | 55 (40.4%) | 77 (23.3%) |
Frequencies (percentages) are presented.
*Numbers after excluding 69 adults because of missing data on fifth round self-reported sleep quality complaints.
Reference category: persistent moderate sleepers. Statistically significant results after Bonferroni-Holm correction obtained by chi-square tests are highlighted in bold (p < .05). All overall p-values were < .01.