Prediction of percentage of venous leg ulcers healed by 24 weeks in derivation and validation cohorts*

ScoreDerivation cohort (95% CI)Validation cohort (CI)
*1 point if ulcer is >5 cm2 and 1 point if ulcer is >6 months old.
093% (87 to 97)95% (75 to 99)
165% (54 to 76)73% (62 to 83)
213% (6 to 24)37% (28 to 45)