There is some evidence which shows that early treatment improves short term outcomes for people who have a serious episode of mental illness.
Wellspring's long term outcomes are not founded and have routinely come into question in the medical community.
Intensive treatment for 14 months has no effect on long term outcomes 8 years later.
For instance, a surgical procedure may have high early risk, but excellent long term outcomes.
Studies looking at the long term outcome on growth and development are however reassuring - it doesn't seem to matter most of the time.
I suspect that astrologers might even be better at predicting short and long term economic outcomes.
This paper also did not measure long term outcomes.
Long term outcome has not been improved to the same extent.
However, chemotherapy may have long term adverse outcomes for patients who are usually very young.
Steroid therapy may help in some adult patients, but is unlikely to affect long term outcomes.