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. 2021 Feb 6;30(5):e13300. doi: 10.1111/jsr.13300

TABLE 1.

Demographic characteristics and COVID‐related features

N (overall sample: 5,988) %
Age, years
>60 228 3.8
18–25 2,442 40.8
26–30 964 16.1
31–40 855 14.3
41–50 741 12.4
51–60 758 12.7
Gender
Male 1,596 26.7
Marital status
Single 2,095 35.0
Married 1,506 25.2
Cohabiting 546 9.1
Engaged 1,573 26.3
Divorced/separated/widower 268 4.5
Education level
Until middle school 207 3.5
High school 2,846 47.5
Bachelor's degree 1,125 18.8
Master's degree 1,344 22.4
PhD/postgraduate school 466 7.8
Occupation
Student 2,521 42.1
Employed 3,085 51.5
Retired 108 1.8
Unemployed 274 4.6
Italian area
North Italy 4,009 67.0
Having children
Yes 1,713 28.6
Cohabitants during lockdown
Yes 5,557 92.8
Still working during lockdown
Yes 3,152 47.4
COVID‐19‐infected relatives or friends
Yes 821 13.7
COVID‐19‐died relatives or friends
Yes 385 6.4
Forced quarantine period
Yes 444 7.4
Modification of sleep habits (sleep onset)
Yes 3,645 60.9
Modification of sleep habits (morning awakenings)
Yes 3,803 63.5
Modification of sleep habits (daytime nap)
Yes 3,640 60.8