There were several theories on these findings. AP is generally caused by chronic alcoholism and might not be increased by a 16 day event. Patients might develop AP after leaving Munich; this is unlikely because AP develops rapidly over 48 hours. High alcohol spirits tend to increase the risk of AP more than low alcohol beverages like beer.
Other interesting facts about acute pancreatitis:
85% of AP cases are mild and resolve on their own
3% of AP cases are fatal
Finland has the highest rates of alcoholic AP
Risk factors for developing AP are being male, younger, taller, chronic intake of alcohol and nicotine and have a lower body mass index.