The questions included information on perceived changes in life since the child was born with regard to factors such as sleep, work, stress, life satisfaction, conflicts with spouse, and worries.
Next, we estimate the effect of the spouses' share of housework on weekdays and weekends on satisfaction with the spouse by utilizing the satisfaction model presented in Usui (2008).
Table 3 displays the means of the spouses' share of housework on weekdays and weekends based on satisfaction with their spouse.
Among the wide range of questions asked of the LOSEF respondents, those that are relevant to this study concern (1) satisfaction with their spouse and (2) the share of housework performed by the respondents and their spouse on weekdays and weekends.
Therefore, the marginal probability effects of the spousal weekday share of housework on satisfaction with the spouse are greater for the wives' satisfaction than for the husbands' satisfaction.
Because the rate of satisfaction with the spouse is indexed on a scale from one to six, we estimate the satisfaction model by ordered probit.
Let the utility individual i receives from marriage at time t be U it and the rate of satisfaction with the spouse be S it.
Worse still, this decrease in marital satisfaction likely leads to a change in general happiness, because the biggest predictor of overall life satisfaction is one's satisfaction with their spouse.
For female, the corresponding factors were the presence of a spouse, satisfaction with one's life history and a higher self-rated life-change score.
Parents of the children with heart disease may experience higher stress levels than parents of children with other diseases, and may feel great stress in relation to such things as dilemmas of normality and social integration [ 15, 16] On the other hand the parents' QOL may be more determined by spouses' satisfaction with each other or parental coping styles than by the child's handicap [ 17- 19].
