Nethilia provided quite a few links recently:
Negative emotions split into two factors: socially-and internally-based. Positive emotions, constituting the third factor, were experienced most strongly.
From here
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=1146976&dopt=Citation[...]rather, there appears to be a sense of relief and opportunity for personal growth.
From here
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=12316615&dopt=CitationHealthy women who choose to terminate an unintended pregnancy in the first trimester have few serious or negative emotional consequences. Although a few women may have ambivalent feelings or feelings of guilt, most have a sense of relief and other positive reactions.
From here
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=1728085&dopt=CitationFurthermore, almost all described the abortion as a relief or a form of taking responsibility and more than half reported only positive experiences such as mental growth and maturity of the abortion process.
From here
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=15081205&dopt=Citation Indeed, the most common reaction to abortion is a profound sense of relief. In some studies, abortion has been linked with improved psychological health because the abortion resolved an intense crisis in the woman's life. The alleged "postabortion trauma syndrome" does not exist.
From here
http://www.annals.org/cgi/content/full/140/8/620 Would you like more?