comparison between healed and non healed venous leg ulcers at week 24 for patient psychologic assessments (self-esteem assessed by Coopersmith self-esteem inventory, symptoms of depression researched with Beck Depression Inventory)

comparison between healed and non healed venous leg ulcers at week 24 for patient cognitive assessments (intellectual quotient evaluated by Raven's progressives matrices test, signs of intellectual deterioration assessed by Minimal Mental Status test)

comparison between healed and non healed venous leg ulcers at week 24 for patient social assessments (assessment of social and occupational group, of education level, of income level and of marital status)

comparison between healed and non healed venous leg ulcers at week 24 for patient affected-leg inclusion characteristics (venous insufficiency classified using CEAP classification, ultrasonography assessment of leg with measurement of the Ankle Brachial Index (ABI) and examination of the leg venous system, number of ulcers on target leg, presence/absence of venous abnormalities (varicose veins, ochre dermatitis, white atrophy, acute hypodermitis), of cutaneous signs of lymphatic insufficiency, of oedema and of ankle articulation ankylosis)

comparison between healed and non healed venous leg ulcers at week 24 for patient venous leg ulcers inclusion characteristics (size, localization, duration, percentage of granulation/fibrinous tissue, aspect of ulcer's margins, pain)

comparison between healed and non healed venous leg ulcers at week 24 for patient venous insufficiency treatment (compliance to venous contention assessed by an evaluating questionnaire)