Table 1.

Hypothetical example of data with incomplete information

IDAge (yr)SexBMI at Transplant (kg/m2)BMI at Listing (kg/m2)PPRA (%)StrokeYears Followed
15–18.525–3030–4515–18.525–3030–4511–8080–100
139M01000001No8.4
244W00001Yes10.9
329W00No10.0
467M000000No11.6
544M00000Yes3.9
643W00100110Yes1.5
768M00110No4.3
  • BMI=18.5–25 (normal) and PPRA=0–10 (normal) are used as reference groups and represented by a zero in all dummy variables pertaining to each variable. ID, identification; BMI, body mass index; PPRA, panel reactive antibody; M, man; W, woman.