TableĀ 1

Example of missing data in a trial

TreatmentA
Mean (SD)
B
Mean (SD)
p-Value
Visual acuity (available case)63.0 (7.85) n=3567.3 (11.11) n=400.063
Visual acuity (with replaced averages)63.0 (7.33) n=4067.3 (11.11) n=400.046