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Table 2 Characteristics of the final study population (n = 546) split into two groups [Group A (melanoma thickness > 1 mm) and Group B (< 1 mm)]

From: Cutaneous melanoma follow-up: appropriateness of requests for ultrasound tests – the S.Gallicano National Referral Centre Experience

Characteristics Group A n = 290 Group B n = 256 P value
Sex n(%) n(%) 0.88
  M 148 (51.0) 129 (50.4)  
  F 142 (49.0) 127 (49.6)  
  Median (range) Median (range) P value
Age (years) 58 (18–86) 52 (26–81) 0.004
Waiting Time (months) 28.7 (0–86) 7 (0–63) 0.05
Time between US tests (months) 12.4 (0–37) 9 (0–74) < 0.0001
US tests/patients (N) 2 (0–5) 2 (0–6) 0.19