| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T78 |
0-189 |
Sentence |
denotes |
Since the beginning of the pandemic, observational, mostly cross-sectional, studies have been conducted around the world to study lifestyle changes in populations subjected to restrictions. |
| T79 |
190-284 |
Sentence |
denotes |
While sleep quality has been frequently investigated, results have not always been consistent. |
| T80 |
285-556 |
Sentence |
denotes |
In China, Wang and colleagues found that 75% of 2289 individuals isolated at home rated their sleep as very good [11], but a smaller prospective study found that 37% of a sample of young Chinese adults reported a worsening of their sleep quality during the pandemic [12]. |
| T81 |
557-833 |
Sentence |
denotes |
Studies conducted in other countries have demonstrated that lockdown could either lead to an increase in the amount of time spent in bed [13,14], with good sleep efficiency [13] or associated with sleep disorders [15,16] and disruption of one’s habitual circadian rhythm [14]. |
| T82 |
834-1090 |
Sentence |
denotes |
This topic has also been investigated in Europe, where 55% of Spanish adults changed their sleep pattern after the beginning of the lockdown [17], and individuals who were physically active prior to the SARS-CoV-2 spread reported major sleep problems [18]. |
| T83 |
1091-1312 |
Sentence |
denotes |
In Italy, cross-sectional investigations have suggested that while the number of hours spent in bed might have increased during lockdown [2], many individuals reported insomnia (43%) [19] and poor sleep quality (57%) [9]. |
| T84 |
1313-1581 |
Sentence |
denotes |
Similar percentages of sleep deterioration (48%) were also shown in the UK [20], and a longitudinal study conducted in Italy confirmed the detrimental effects of the 40-day lockdown on all the parameters of the Sleep Quality Index [21], except for sleep duration [22]. |
| T85 |
1582-1769 |
Sentence |
denotes |
Our cohort seems to confirm that sleep quality deteriorated during lockdown, as among those individuals who experienced a change in their sleep quality, 85.8% defined their sleep as poor. |
| T86 |
1770-1990 |
Sentence |
denotes |
This proportion of individuals accounted for 46% of the entire cohort investigated, which is strikingly similar to the proportion of those who reported a worsening of sleep quality in the above-mentioned Italian studies. |
