UCSF (Colin Studholme) Regional Atrophy Rates

data(ucsfatrphy)

Format

A data frame with 1721 rows and 13 variables

Details

A dataset with variables as follows:

  • USERDATE S -4 Date record created

  • RECNO N -4

  • RID N -4 Participant roster ID

  • SITEID N -4 Site ID

  • VISCODE1 T -4

  • EXAMDATE1 D -4

  • IMAGEUID1 D -4

  • VISCODE2 T -4 Translated visit code

  • EXAMDATE2 D -4

  • IMAGEUID2 D -4

  • FLDSTRENG D -4 Field Strength

  • PCTCHANGE N -4 Summaries of regional atrophy rates between first and last scan (i.e. 12 month interval). There is one percent change for each subject summarizing changes in both temporal lobes together (minus superior temporal gyrus).

Examples