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. 2021 Sep 9;48(4):371–382. doi: 10.1016/j.encep.2021.06.007

Table 6.

Bivariate and multivariable associations for Insomnia severity score.

Bivariate analysis
Multivariable analysis
n = 4397
No clinical or subthreshold
n = 3456
n (%)
Moderate/severe insomnia
n = 941
n (%)
aOR (95% CI) P-value
Gender
 Males 1178 (34.1) 295 (31.3)
 Females 2278 (65.9) 646 (68.7)
Age
 [18–25[ 2661 (77) 778 (82.7)** Reference 0.02
 [25–34] 795 (23) 163 (17.3) 0.77 (0.62; 0.96)
Nationality
 Lebanese 3144 (91) 831 (88.3)* Reference 0.004
 Non-Lebanese 312 (9) 110 (11.7) 1.42 (1.12; 1.81)
Area of residence
 Beirut 780 (22.6) 246 (26.1)*** Reference
 Akkar 202 (5.8) 19 (2) 0.35 (0.21; 0.58) <0.001
 Baalback-Hermel 167 (4.8) 41 (4.4) 0.85 (0.58; 1.25) 0.4
 Bekaa 410 (11.9) 111 (11.8) 0.94 (0.72; 1.22) 0.6
 Mount Lebanon 720 (20.8) 224 (23.8) 1.05 (0.84; 1.29) 0.7
 Nabatieh 133 (3.8) 33 (3.5) 0.90 (0.59; 1.37) 0.6
 North 571 (16.5) 116 (12.3) 0.72 (0.56; 0.92) 0.01
 South 473 (13.7) 151 (16) 1.03 (0.81; 1.32) 0.8
Marital status
 Married 412 (11.9) 67 (7.1)*** Reference
 Single 3024 (87.5) 862 (91.6) 1.43 (1.05; 1.93) 0.02
 Widow/divorced 20 (0.6) 12 (1.3) 3.33 (1.50; 7.39) 0.003
Educational level
 Primary or less 151 (4.4) 19 (2)*** Reference
 Secondary 471 (13.6) 92 (9.8) 1.58 (0.91; 2.73) 0.1
 University 2834 (82) 830 (88.2) 2.50 (1.51; 4.16) <0.001
Occupation
 HCW 295 (8.6) 65 (7)
 Non-HCW 386 (11.3) 97 (10.5)
 Student 2413 (70.6) 682 (73.5)
 Unemployed 322 (9.4) 84 (9.1)
Alcohol intake
 No 2969 (85.9) 789 (83.8)
 Yes 487 (14.1) 152 (16.2)
Smoking cigarettes
 No 3009 (87.1) 762 (81)*** Reference <0.001
 Yes 447 (12.9) 179 (19) 1.53 (1.25; 1.88)
Smoking hookah (nargileh)
 No 2490 (72) 632 (67.2)** Reference 0.4
 Yes 966 (28) 309 (32.8) 1.07 (0.90; 1.27)
Consuming caffeinated beverage
 No 997 (28.8) 204 (21.7)*** Reference 0.02
 Yes 2459 (71.2) 737 (78.3) 1.24 (1.03; 1.49)
Consuming energy drinks
 No 2752 (79.6) 686 (72.9)*** Reference 0.03
 Yes 704 (20.4) 255 (27.1) 1.22 (1.02; 1.47)
Being the only person working at home
 No 2502 (86.9) 714 (86.1)
 Yes 378 (13.1) 115 (13.9)
Family income per month in USD
 < 500 603 (17.4) 156 (16.6)
 [500–1500[ 1474 (42.7) 385 (40.9)
 [1500–2500[ 865 (25) 235 (25)
 2500 or above 514 (14.9) 165 (17.5)
Health insurance
 None 1192 (34.5) 321 (34.1)
 NSSF 863 (25) 236 (25.1)
 COOP 208 (6) 62 (6.6)
 Private 1008 (29.2) 255 (27.1)
 2 insurances or more 185 (5.4) 67 (7.1)
In contact with a confirmed COVID-19 casea
 No 3312 (95.8) 906 (96.3)
 Yes 144 (4.2) 35 (3.7)
In contact with a suspected COVID-19 casea
 No 3232 (93.5) 868 (92.2)
 Yes 224 (6.5) 73 (7.8)
Body weight status during lockdown
 Decreased 712 (206) 217 (23.1)*** Reference
 Increased 1026 (29.7) 354 (37.6) 1.00 (0.81; 1.23) 0.9
 No change 1718 (49.7) 370 (39.3) 0.71 (0.58; 0.86) 0.001
Consuming fruits and vegetables during lockdown
 No 753 (21.8) 257 (27.3)*** Reference 0.01
 Yes 2703 (78.2) 684 (72.7) 0.80 (0.66; 0.95)
Drinking 2L of water or more/day during lockdown
 No 1488 (43.1) 492 (52.3)*** Reference <0.001
 Yes 1968 (56.9) 449 (47.7) 0.76 (0.65; 0.88)
Physical activity during lockdown (per week)
 No 1532 (44.3) 480 (51)*** Reference
 2 to 3 times 1301 (37.6) 347 (36.9) 0.95 (0.81; 1.12) 0.6
 More than 3 times 623 (18) 114 (12.1) 0.65 (0.52; 0.83) <0.001
Likelihood to contract COVID-19
 Not likely or not very likely 1437 (41.6) 459 (48.8)*** Reference
 Somewhat or very likely 1231 (35.6) 265 (28.2) 0.67 (0.56; 0.79) <0.001
 Don’t know 788 (22.8) 217 (23.1) 0.86 (0.71; 1.04) 0.1
Likelihood of surviving if infected with COVID-19
 Not likely or not very likely 1356 (39.2) 406 (43.1)
 Somewhat or very likely 2094 (60.6) 533 (56.6)
 Don’t know 6 (0.2) 2 (0.2)
Worrying about family members getting COVID-19 infection
 Not worried or not very worried 736 (21.3) 183 (19.4)
 Somewhat or very worried 2623 (75.9) 727 (77.3)
 No family members 97 (2.8) 31 (3.3)

aOR: adjusted odds ratio; CI: confidence interval; HCW: healthcare workers; USD: United States Dollars; NSSF: National Social Security Fund; COOP: Cooperatives; COVID-19: Coronavirus Diseases 2019. For the bivariate analysis: *Significant at P < 0.05, **Significant at P < 0.01, ***Significant at P < 0.001.

a

In the past 14 days.