Now in late Nov. 1997, a year or so after I wrote the original, I think I should throw this in. A divorce can be very upsetting to a child. I retrieved the following during hypnoanalysis from a woman regressed to about age 3 or 4. I must have been a bad girl or daddy wouldn't have left. In a regression they often cry, even if they're seventy.
Age has nothing to do with it.
If the emotion was firmly fixed in the mind it doesn't wear off easily in most people. So, for example, use this as a suggestion model. You will have a more stable and happier child or adult. Often times permanent. Symptoms of many types tend to come back when the person gets into a new emotionally stressing situation.