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Table 1 Sociodemographic characteristics of the sample population

From: Development of the Lebanese insomnia scale (LIS-18): a new scale to assess insomnia in adult patients

 Frequency (%)
GenderMale272 (36.0%)
Female484 (64.0%)
Living aloneYes60 (7.9%)
No696 (92.1%)
Education levelPrimary2 (0.3%)
Complementary39 (5.2%)
Secondary210 (27.8%)
University505 (66.8%)
Monthly salaryNo income238 (31.5%)
Less than 450 USD75 (9.9%)
450–1000 USD237 (31.3%)
1000–2000 USD162 (21.4%)
> 2000 USD44 (5.8%)
DistrictBeirut203 (26.9%)
Mount Lebanon460 (60.8%)
North Lebanon36 (4.8%)
South Lebanon44 (5.8%)
Bekaa13 (1.7%)
Marital statusSingle409 (54.1%)
Married292 (38.6%)
Divorced22 (2.9%)
Widowed33 (4.4%)
SmokingYes160 (21.2%)
No596 (78.8%)
WaterpipeYes175 (23.1%)
No581 (76.9%)
 Mean ± SD
Age (in years)37.00 ± 15.54
Alcohol to sleep0.12 ± 0.89
Body Mass Index (Kg/m2)25.04 ± 4.34