N | % | Mean ± SD | [range] | ||
Relationship to the child | Mother | 74 | 98.7 | ||
Father | 1 | 1.3 | |||
Age of subject (years) | 75 | 42.39 ± 5.85 | [29 - 56] | ||
Marital status | Married | 66 | 88 | ||
Divorced | 9 | 12 | |||
Employment status | Employed | 13 | 17.3 | ||
Unemployed | 62 | 82.7 | |||
Highest level of education | Middle school | 1 | 1.3 | ||
High school | 28 | 37.3 | |||
Junior college/vocational school | 33 | 44 | |||
University or higher | 13 | 17.3 | |||
Sleep time (hours) | 73 | 5.48 ± 0.84 | [3 - 7] | ||
Chronic symptoms | Present | 31 | 41.3 | ||
Absent | 44 | 58.7 | |||
Family occupation | Self-employed | 10 | 13.3 | ||
Other | 65 | 86.7 | |||
Number of cohabiting family members | 75 | 4.01 ± 0.97 | [2 - 6] | ||
Living arrangements with grandparents | Living together | 9 | 12 | ||
Living apart | 66 | 88 | |||
Number of siblings of the child | 0 | 24 | 32 | ||
1 | 33 | 44 | |||
2 | 15 | 20 | |||
3 | 3 | 4 | |||
Life events | Present | 33 | 44 | ||
Absent | 42 | 56 | |||
Annual household income (million yen) | <3 | 11 | 14.7 | ||
3 to 5 | 18 | 24 | |||
5 to 7 | 31 | 41.3 | |||
7 to 10 | 6 | 8 | |||
≥10 | 11 | 14.7 | |||
No answer | 3 | 4 | |||
Livelihood | Dissatisfied | 11 | 14.7 | ||
Slightly dissatisfied | 18 | 24 | |||
Slightly satisfied | 31 | 41.3 | |||
Satisfied | 13 | 17.3 |