RTFA: http://news.bbc.co.uk/2/hi/europe/7897034.stm

Women are prouder than men, but men are more lustful, according to a Vatican report which states that the two sexes sin differently.

A Catholic survey found that the most common sin for women was pride, while for men, the urge for food was only surpassed by the urge for sex.

The report was based on a study of confessions carried out by Fr Roberto Busa, a 95-year-old Jesuit scholar.

Not exactly a scientific study, but still interesting, especially this tidbit:

The revised list included seven modern sins it said were becoming prevalent during an era of “unstoppable globalisation”.

These included: genetic modification, experiments on the person, environmental pollution, taking or selling illegal drugs, social injustice, causing poverty and financial greed.