Logistic regression of preliminary factors (n=2,518)
| Factor | Odds ratio | 95% CI |
|---|---|---|
| Sex | ||
| Male | 1.369 | 1.131~1.657 |
| Female | 1.000 | |
| Marital status | ||
| No legal spouse | 2.177 | 1.784~2.656 |
| Own a legal spouse | 1.000 | |
| Religious affiliation | ||
| Own any religion | 1.267 | 1.047~1.532 |
| No religion | 1.000 | |
| Residence area | ||
| Seoul & Gyeonggi-do | 2.579 | 2.138~3.110 |
| The other area | 1.000 | |
| Knowledge of the patient’s intention | ||
| Did know | 19.612 | 10.228~37.606 |
| Did not know | 1.000 | |
| Age | –0.987 | 0.981~0.994 |
Abbreviation: CI, confidence interval.