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Table 3: 
Descriptive MR imaging results*
MCI NonconvertersMCI Converters
MTA score, left1 (1.5)2 (2)†
MTA score, right1 (1.5)2 (1)†
Gray matter volume in cm3695 (51, 624–805)657 (34, 597–709)†
  • Note:—MCI indicates mild cognitive impairment; MTA, medical temporal lobe atrophy.
  • * The first 2 variables are expressed as median with interquartile range (quartile-3 − quartile-1). The last variable is expressed as mean with SD and range.
  • † P < .05.