Table 1. Frequency of trouble sleeping and independent variables among schoolchildren. Florianópolis, Brazil (n=1,589).
| Frequency | ||
|---|---|---|
| n | % | |
| Trouble sleeping | ||
| No | 1,140 | 72 |
| Yes | 449 | 28 |
| Gender | ||
| Male | 673 | 42 |
| Female | 916 | 58 |
| Age (years) | ||
| 8 | 533 | 33 |
| 9 | 570 | 36 |
| 10 | 486 | 31 |
| Guardian’s schooling* | ||
| >8 years | 1,029 | 69 |
| ≤8 years | 453 | 31 |
| Household income | ||
| ≤2 BMW | 804 | 51 |
| >2 BMW | 785 | 49 |
| Caries experience | ||
| No | 686 | 43 |
| Yes | 903 | 57 |
| Untreated dental caries | ||
| No | 898 | 57 |
| Yes | 691 | 43 |
| PUFA/pufa& | ||
| No | 1,244 | 78 |
| Yes | 345 | 22 |
| Toothache | ||
| No | 770 | 48 |
| Yes | 819 | 52 |
| TDI** | ||
| No | 1,421 | 89 |
| Yes | 168 | 11 |
| TOTAL | 1,589 | 100 |
*Guardian’s schooling (n=1,482); **TDI: traumatic dental injury; &PUFA/pufa: presence of pulpal involvement (P/p); ulceration of tissues due to tooth fragments from decayed crowns (U/u); fistula (F/f); and abscesses (A/a). BMW: Brazilian Minimum Wage.