Table 3.
Participant’s characteristics by sleep duration: European Health Examination Survey in Luxembourg
| Sleep duration (n=1170) | ||||
| <6 hours/night | 6–9 hours/night | >9 hours/night | P value* | |
| Sex | ||||
| Men | 35 (5.85) | 559 (93.48) | 4 (0.67) | 0.007 |
| Women | 25 (4.37) | 530 (92.66) | 17 (2.97) | |
| Age | 44.88±8.53 | 43.00±9.04 | 42.11±10.43 | 0.26 |
| 25–34 | 8 (3.03) | 251 (95.08) | 5 (1.89) | 0.50 |
| 35–44 | 22 (5.53) | 367 (92.21) | 9 (2.26) | |
| 45–54 | 22 (5.70) | 360 (93.26) | 4 (1.04) | |
| 55–64 | 8 (6.56) | 111 (90.98) | 3 (2.46) | |
| Immigration | ||||
| Luxembourg | 23 (3.75) | 581 (94.78) | 9 (1.47) | 0.02 |
| Portugal | 17 (10.00) | 151 (88.82) | 2 (1.18) | |
| Other | 20 (5.17) | 357 (92.25) | 10 (2.58) | |
| Education | ||||
| Primary | 21 (8.90) | 212 (89.83) | 3 (1.27) | 0.007 |
| Secondary | 25 (5.81) | 395 (91.86) | 10 (2.33) | |
| Tertiary | 14 (2.80) | 478 (95.60) | 8 (1.60) | |
| Job | ||||
| Not working | 0 (0.00) | 19 (95.00) | 1 (5.00) | 0.05 |
| Managers/professionals | 15 (3.18) | 450 (95.34) | 7 (1.48) | |
| Technicians/clerical/service occupation | 23 (5.64) | 376 (92.16) | 9 (2.21) | |
| Skilled/unskilled workers | 22 (8.15) | 244 (90.37) | 4 (1.48) | |
| Smoking | ||||
| Never | 32 (4.79) | 625 (93.56) | 11 (1.65) | 0.84 |
| Current | 15 (5.60) | 249 (92.91) | 4 (1.49) | |
| Ex-smoker | 13 (5.58) | 214 (91.85) | 6 (2.58) | |
| Alcohol | ||||
| Never | 4 (5.63) | 63 (88.73) | 4 (5.63) | 0.03 |
| Drinkers | 52 (4.89) | 996 (93.61) | 16 (1.50) | |
| Ex-drinkers | 4 (11.43) | 30 (85.71) | 1 (2.86) | |
| Fruit and vegetable consumption | ||||
| <1 portion/day | 19 (5.04) | 351 (93.10) | 7 (1.86) | 0.72 |
| 1–4 portions/day | 36 (5.76) | 578 (92.48) | 11 (1.76) | |
| ≥5 portions/day | 5 (2.99) | 159 (95.21) | 3 (1.80) | |
| Physical activity | ||||
| Never | 36 (7.81) | 413 (89.59) | 12 (2.60) | 0.003 |
| ≤3 hours/week | 12 (2.86) | 401 (95.48) | 7 (1.67) | |
| >3 hours/week | 12 (4.15) | 275 (95.16) | 2 (0.69) | |
| BMI | 27.57±4.80 | 26.36±4.87 | 25.27±6.53 | 0.10 |
| <25 | 16 (3.16) | 477 (94.27) | 13 (2.57) | 0.003 |
| 25–30 | 30 (6.80) | 409 (92.74) | 2 (0.45) | |
| ≥30 | 14 (6.31) | 202 (90.99) | 6 (2.70) | |
Values are numbers (%) for categorical variables and means±SD for continuous variables.
*χ2 test or Fisher’s exact test for categorical variables, ANOVA for continuous variables.
BMI, body mass index.