Background factors
| Conversion group (n=30) | Control group (n=30) | Statistics | |
|---|---|---|---|
| Mean age (range) | 38.8 (18–4) | 33.8 (19–64) | t=1.53, NS |
| Female/male | 18/12 | 21/9 | Fisher’s NS |
| Married | 19 | 20 | Fisher’s NS |
| Youngest sibling or only child | 20 | 14 | Fisher’s NS |
| High school attendants | 3 | 12 | Fisher’s P<0.001 |
| University graduates | 1 | 8 | Fisher’s P<0.05 |