sean cavanaugh. in number of independent reports from net pack, the hhs inspector general, brown university, very interesting study, indicated that there has been a substantial increase in the number of observation state claims and a decrease in the number of in-patient stays. according to med pac outpatient observations days to buy it 30% from 2006 to get to c-span. a brown university study found the average length of stay and observation increased by more than 20%. can you tell me what is contributing to this trend and a rise in observation states? >> certainly cms is aware of the growth and observations days as well. one of the things, we believe, is contributing to it is the behavior of some hospitals that want to avoid otters reviewing whether and inpatient stay was appropriate. >> you want to lay that on the record, please? >> excuse me? >> with the me? >> again, this is anecdotal having talked to some hospital associations and some individual hospitals, that some hospitals have decided it woul