Table 2. Job classification of the participants according to sleeping pattern.
| Non-regular work patterns | Total | Normal sleep | Insomnia | p | ||||
|---|---|---|---|---|---|---|---|---|
| Regular | 17,998 (100.0) | 16,923 (94.0) | 1,075 (6.0) | < 0.0001 | ||||
| Non-regular | Non-per. | Part. | Non-typ. | 9,237 (100.0) | 8,258 (88.1) | 979 (11.9) | ||
| Type 1 | ∘ | - | - | 2,778 (100.0) | 2,443 (87.9) | 335 (12.1) | ||
| Type 2 | - | ∘ | - | 1,061 (100.0) | 995 (93.8) | 66 (6.2) | ||
| Type 3 | - | - | ∘ | 2,527 (100.0) | 2,315 (91.6) | 212 (8.4) | ||
| Type 4 | - | ∘ | ∘ | 663 (100.0) | 606 (91.4) | 57 (8.6) | ||
| Type 5 | ∘ | - | ∘ | 763 (100.0) | 656 (86.0) | 107 (14.0) | ||
| Type 6 | ∘ | ∘ | - | 1,043 (100.0) | 908 (87.1) | 135 (12.9) | ||
| Type 7 | ∘ | ∘ | ∘ | 402 (100.0) | 335 (83.3) | 67 (16.7) | ||
Values are presented as number (%).
Non-per.: non-permanent worker; Part.: part-time worker; Non-typ.: non-typical worker.