Factor associated with having heard of the term sleep hygiene compared with not having heard of the term sleep hygiene
| Heard of sleep hygiene, OR (95% CI) | P value | |
| Gender | ||
| Males | 1.12 (0.68 to 1.82) | 0.65 |
| Females | 0.47 (0.03 to 6.63) | 0.58 |
| Age | ||
| 19–71 | 0.98 (0.95 to 1.00) | 0.10 |
| How long have you been a shiftworker? (years) | ||
| 0.6–20+ | 1.00 (0.98 to 1.03) | 0.58 |
| Do you have a diagnosed sleep-related disorder? | ||
| Yes | 0.87 (0.58 to 1.32) | 0.53 |
| Shift work routine | ||
| Rotating | 0.99 (0.49 to 2.00) | 0.90 |
| Night | 0.29 (0.02 to 3.17) | 0.31 |
| Afternoon | 0.24 (0.02 to 2.77) | 0.25 |
| Morning | 1.08 (0.42 to 2.72) | 0.87 |
| Industry | ||
| Mining | 0.42 (0.04 to 3.94) | 0.45 |
| Manufacturing | 1 | |
| Retail Trade | 0.23 (0.02 to 2.06) | 0.19 |
| Accommodation and food services | 1.96 (0.84 to 4.57) | 0.11 |
| Transport, postal and warehousing | 1 | |
| Information media and telecommunications | 1 | |
| Public administration and safety | 3.47 (2.15 to 5.62) | <0.001* |
| Healthcare and social assistance | 1 | |
| Arts and recreation services | 0.65 (0.21 to 1.99) | 0.46 |
| Government or defence | 1.97 (0.25 to 15.04) | 0.51 |
| SHI-M Global Score | ||
| 0–60 | 1.03 (1.00 to 1.07) | 0.04* |
| PSQI Global Score | ||
| 0–21 | 1.07 (1.01 to 1.14) | 0.01* |
Reference: Not heard of sleep hygiene.
Bold denotes p-value <0.05.
PSQI, Pittsburgh Sleep Quality Index; SHI-M, Sleep Hygiene Index Modified.