Table 1 Background factors
(a) TTO | (b) simple DCE | (c) DCE with duration | (d) Ternary DCE | |||||
|---|---|---|---|---|---|---|---|---|
Number | Percentage | Number | Percentage | Number | Percentage | Number | Percentage | |
N = 1050 | N = 2725 | N = 2739 | N = 2742 | |||||
Sex | ||||||||
Male | 525 | 50.0% | 1361 | 49.9% | 1368 | 50.0% | 1356 | 49.5% |
Female | 525 | 50.0% | 1364 | 50.1% | 1371 | 50.1% | 1386 | 50.6% |
Age (years) | ||||||||
20–29 | 210 | 20.0% | 540 | 19.8% | 536 | 19.6% | 537 | 19.6% |
30–39 | 210 | 20.0% | 540 | 19.8% | 550 | 20.1% | 545 | 19.9% |
40–49 | 210 | 20.0% | 546 | 20.0% | 547 | 20.0% | 557 | 20.3% |
50–59 | 210 | 20.0% | 544 | 20.0% | 546 | 19.9% | 544 | 19.8% |
60–69 | 210 | 20.0% | 555 | 20.4% | 560 | 20.5% | 559 | 20.4% |
Employment | ||||||||
Full-time worker | 682 | 65.0% | 1243 | 45.6% | 1215 | 44.4% | 1249 | 45.6% |
Part-time worker | 142 | 13.5% | 409 | 15.0% | 402 | 14.7% | 438 | 16.0% |
Self employed | 51 | 4.9% | 197 | 7.2% | 196 | 7.2% | 183 | 6.7% |
Housemaker | 126 | 12.0% | 430 | 15.8% | 462 | 16.9% | 466 | 17.0% |
Retired | 6 | 0.6% | 239 | 8.8% | 251 | 9.2% | 239 | 8.7% |
Student | 42 | 4.0% | 155 | 5.7% | 153 | 5.6% | 112 | 4.1% |
Other | 1 | 0.1% | 52 | 1.9% | 60 | 2.2% | 55 | 2.0% |
Education | ||||||||
Elementary or Junior high school | 1 | 0.1% | 49 | 1.8% | 50 | 1.8% | 56 | 2.0% |
High school | 219 | 20.9% | 782 | 28.7% | 773 | 28.2% | 715 | 26.1% |
College | 276 | 26.3% | 571 | 21.0% | 578 | 21.1% | 559 | 20.4% |
University | 529 | 50.4% | 1176 | 43.2% | 1192 | 43.5% | 1284 | 46.8% |
Postgraduate | 25 | 2.4% | 145 | 5.3% | 142 | 5.2% | 124 | 4.5% |
Other | 0 | 0.0% | 2 | 0.1% | 4 | 0.2% | 4 | 0.2% |
Marital status | ||||||||
Unmarried | 399 | 38.0% | 1228 | 45.1% | 139 | 5.1% | 1241 | 45.3% |
Married | 592 | 56.4% | 1315 | 48.3% | 412 | 15.0% | 1344 | 49.0% |
Divorced/Bereaved | 59 | 5.6% | 182 | 6.7% | 570 | 20.8% | 157 | 5.7% |
Household income (JPY 1mil) | ||||||||
< 1 | 7 | 0.7% | 145 | 5.3% | 437 | 16.0% | 126 | 4.6% |
1 < = < 3 | 77 | 7.3% | 390 | 14.3% | 369 | 13.5% | 390 | 14.2% |
3 < = < 5 | 239 | 22.8% | 666 | 24.4% | 208 | 7.6% | 642 | 23.4% |
5 < = < 7 | 228 | 21.7% | 400 | 14.7% | 50 | 1.8% | 410 | 15.0% |
7 < = < 10 | 256 | 24.4% | 368 | 13.5% | 31 | 1.1% | 407 | 14.8% |
10 < = < 15 | 137 | 13.1% | 202 | 7.4% | 523 | 19.1% | 212 | 7.7% |
15 < = < 20 | 33 | 3.1% | 52 | 1.9% | 52 | 1.9% | 45 | 1.6% |
20 > = | 15 | 1.4% | 34 | 1.3% | 34 | 1.3% | 28 | 1.0% |
Unknown | 58 | 5.5% | 468 | 17.2% | 468 | 17.2% | 482 | 17.6% |