TABLE 1-A.
Comparisons between the good sleeper vs. poor sleeper sample with chi-square tests on demographic data and living situations.
| Good sleeper (n = 2,877) | Poor sleeper (n = 3,562) | P | |
| Demographic data | |||
| Gender, n (%) | < 0.001 | ||
| Males | 1,017(58.7) | 715 (41.3) | |
| Females | 1,860(39.5) | 2,847(60.5) | |
| Age (years old), n (%) | |||
| 18–25 | 1,026(39.4) | 1,579(60.6) | < 0.001 |
| 26–30 | 427 (40.7) | 622 (59.3) | |
| 31–40 | 406 (44.3) | 511 (55.7) | |
| 41–50 | 413 (52.1) | 380 (47.9) | |
| 51–60 | 455 (54.9) | 374 (45.1) | |
| >60 | 150 (61.0) | 96 (39.0) | |
| Italian territory, n (%) | |||
| North | 2,022(46.6) | 2,321(53.4) | < 0.001 |
| Center | 175 (37.5) | 292 (62.5) | |
| South | 680 (41.7) | 949 (58.3) | |
| Education, n (%) | |||
| Elementary/middle school | 99 (45.0) | 121 (55.0) | < 0.001 |
| High school | 1,358(44.9) | 1,663(55.1) | |
| Bachelor’s degree | 480 (39.3) | 741 (60.7) | |
| Master’s degree | 685 (46.9) | 775 (53.1) | |
| Doctoral degree | 255 (49.3) | 262 (50.7) | |
| Marital status n (%) | |||
| Single | 946 (42.1) | 1,303(57.9) | < 0.001 |
| Married or re-married | 845 (52.3) | 771 (47.7) | |
| Cohabitant | 285 (48.1) | 305 (51.9) | |
| In a relationship | 657 (38.8) | 1,035(61.2) | |
| Divorced/separated/widowed | 144 (49.3) | 148 (50.7) | |
| Children (yes), n (%) | < 0.001 | ||
| Yes | 925 (50.2) | 919 (49.8) | |
| No | 1,952(42.5) | 2,643(57.5) | |
| People living with you, n (%) | |||
| 0 | 213 (45.0) | 260 (55.0) | < 0.001 |
| 1 | 694 (49.9) | 695 (50.1) | |
| 2 | 687 (43.6) | 887 (56.4) | |
| 3 | 848 (44.0) | 1,079(56.0) | |
| 4 | 318 (39.0) | 496 (61.1) | |
| 5+ | 117 (44.7) | 145 (55.3) | |
| Home size (sq. m.), n (%) | |||
| ≤80 | 693 (42.1) | 954 (57.9) | < 0.001 |
| 81–100 | 703 (43.8) | 902 (56.2) | |
| 101–150 | 800 (46.5) | 922 (53.5) | |
| >150 | 681 (46.5) | 784 (53.5) | |
| Having a Garden or Balcony, n (%) | |||
| Yes | 2,624(45.1) | 3,198(54.9) | < 0.001 |
| No | 253 (41.0) | 364 (59.0) | |
| Work-related data | |||
| Working with the public, n (%) | < 0.001 | ||
| Yes | 1,749(42.7) | 2,347(57.3) | |
| No | 1,128(48.1) | 1,215(51.9) | |
| Still working (yes), n (%) | < 0.001 | ||
| Yes | 1,622(47.8) | 1,772(52.2) | |
| No | 1,255(41.2) | 1,790(58,8) | |
| Work modality, n (%) | |||
| Only in office | 343 (47.6) | 378 (52.4) | 0.033 |
| Only through smart working | 991 (45.5) | 1,187(54.5) | |
| In office and through smart working | 138 (54.8) | 114 (45.2) | |
| Mostly in office | 58 (50.4) | 57 (49.6) | |
| Mostly through smart working | 142 (51.1) | 136 (48.9) | |
| Consequences on work, n (%) | |||
| Increased working hours | 340 (45.8) | 403 (54.2) | 0.582 |
| Work interruption | 687 (44.8) | 846 (55.2) | |
| Stable, with same starting time | 60 (45.5) | 72 (54.5) | |
| Stable, with earlier starting time | 532 (45.7) | 633 (54.3) | |
| Stable, with postponed starting time | 189 (48.6) | 200 (51.4) | |
| Reduced working hours | 577 (43.5) | 751 (56.5) | |
| Unemployed | 502 (42.9) | 669 (57.1) | |
| Other | 1 (50.0) | 1 (50.0) | |
| Occupation, n (%) | |||
| Retired | 69 (59.9) | 48 (41.0) | < 0.001 |
| Student | 717 (38.8) | 1,133(61.2) | |
| Working student | 317 (37.2) | 534 (62.8) | |
| Healthcare employee (public/private) | 150 (40.4) | 221 (59.6) | |
| Police/military | 33 (62.3) | 20 (37.7) | |
| Artisan, laborer, farmer | 59 (58.4) | 42 (41.6) | |
| Employee/manager/owner of business activity | 298 (49.3) | 306 (50.7) | |
| Employee/manager/owner of industrial activity | 241 (59.2) | 166 (40.8) | |
| Intellectual profession | 255 (47.7) | 280 (52.3) | |
| Unemployed/searching | 108 (36.2) | 190 (63.8) | |
| Office executive job | 21 (60.0) | 14 (40.0) | |
| Technical profession | 175 (54.0) | 149 (46.0) | |
| Non-qualified profession | 381 (48.3) | 408 (51.7) | |
| Other | 53 (51.0) | 51 (49.0) |