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Table 3 Influence of patient-related risk factors on surgial morbidity. Lymphatic fistulas are defined as persistent secretion of lymphatic fluid for 21 days or more after LND. Wound infection was assumed if any typical symptoms (e. g., redness, purulent discharge, abscess formation) were detected. Neurological complications were defined if symptoms like postoperative paraesthesia, or loss of motor function were detected. Severe bleeding was defined as bleeding that needs to be surgically revised

From: Morbidity and oncologic outcome after saphenous vein-sparing inguinal lymphadenectomy in melanoma patients

   Nicotine abuse Diabetes mellitus Arterial hypertonia BMI >30
   Yes No p value Yes No p value Yes No p value Yes No p value
Lympatic fistula [%] 37.5 54.3 0.1477 66.7 49.0 0.3096 55.1 46.4 0.3752 65.4 45.6 0.0796
Wound infection [%] 25.0 29.6 0.6592 22.2 29.2 0.6592 36.7 21.4 0.0833 42.3 24.1 0.0739
Severe bleeding [%] 4.2 6.1 0.7188 11.1 5.2 0.4595 10.2 1.8 0.0605 57.7 5.0 0.6058
Neurological complications [%] 0.0 2.4 0.4399 11.1 1.0 0.0335 2.0 1.8 0.9139 3.8 1.3 0.3980
Lymphedemaa [%] 28.6 27.7 0.9378 28.6 27.8 0.9674 27.0 28.6 0.8744 36.4 25.0 0.3053
  1. aOnly patients with a complete 6-month follow-up after LND were considered