Table 2 Rasch model fit statistics of the SCI_ADL measure (N=344; year: 1993)

From: Generating Rasch-based activity of daily living measures from the Spinal Cord Injury Longitudinal Aging Study

SCI_ADL items Fit statistics
  Measure Model s.e. Infit ZSTD
Basic ADL
 Walking 3.32 0.11 1.53 4.8
 Transferring 0.65 0.11 1.66 5.1
 Bowel management/bowel program 0.44 0.12 0.51 −5.3
 Catheter care 0.17 0.12 0.62 −3.8
 Dressing (upper and lower) 0.01 0.12 0.44 −6.6
 Personal hygiene −0.68 0.12 0.59 −4.4
 Eating −2.06 0.15 0.55 −3.7
 Wheelchair use −2.5 0.17 1.7 3.8
Instrumental ADL
 Housekeeping 0.96 0.11 0.94 −0.5
 Cooking 0.06 0.12 0.86 −1.3
 Driving −0.37 0.12 1.91 6.7
  1. Abbreviation: SCI_ADL, Spinal Cord Injury Activities of Daily Living.