Demographic variable | Item | Odd number group n = 7255 n | Even number group n = 7255 n | P-value |
Respondent | Mother | 6951 | 6951 | 0.994a |
Father | 242 | 240 | ||
Grandparent | 34 | 32 | ||
Other | 6 | 6 | ||
Age of respondent | 15 - 19 | 3 | 1 | 0.776b |
(Years old) | 20 - 24 | 107 | 130 | |
25 - 29 | 916 | 845 | ||
30 - 34 | 2697 | 2725 | ||
35 - 39 | 2550 | 2614 | ||
40 - 44 | 817 | 780 | ||
45 - 49 | 105 | 103 | ||
≥50 | 41 | 39 | ||
Family structure | Nuclear family, father working | 2373 | 2421 | 0.120c |
Nuclear family, two incomes | 2817 | 2815 | ||
Living together with grandparents, father working | 466 | 474 | ||
Living together with grandparents, two incomes | 911 | 852 | ||
Single mother | 176 | 193 | ||
Single father living together with grandparents | 46 | 25 | ||
Single mother living together with grandparents | 186 | 171 | ||
Number of children | One | 1485 | 1541 | 0.777b |
Two | 3994 | 3904 | ||
Three | 1515 | 1546 | ||
Four or more | 226 | 227 | ||
Medical region | Chusan | 2158 | 2191 | 0.661c |
Takamatsu | 3283 | 3204 | ||
Okawa | 639 | 637 | ||
Mitoyo | 990 | 1012 | ||
Shozu | 145 | 162 | ||
Naoshima (remote island in the Takamatsu medical region) | 18 | 24 |