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Table 2 Statistical comparison of clinical information among samples in clusters based on DEGs expression levels

From: Screening of gene markers related to the prognosis of metastatic skin cutaneous melanoma based on Logit regression and survival analysis

Clinical characteristics Cluster 1 (N = 247) Cluster 2 (N = 213) P value
Age (years, mean ± sd) 54.96 ± 15.41 61.74 ± 15.29 3.07E−06a
Gender (Male/Female) 152/95 134/79 0.773b
Pathologic_M (M0/M1/–) 219/14/14 191/10/12 0.679b
Pathologic_N (N0/N1/N2/N3/–) 118/42/28/33/26 111/31/21/22/28 0.599b
Pathologic_T (T0/T1/T2/T3/T4/–) 20/33/51/54/44/45 3/8/26/36/107/33 2.893E−13b
Pathologic_stage (I/II/III/IV/–) 66/43/97/14/27 17/96/72/9/19 6.568E−12b
Radiotherapy (Yes/No/–) 35/212/0 14/198/1 0.00975b
Tumor recurrence (Yes/No/–) 45/107/95 44/100/69 0.899b
Tumor metastatic (Yes/No) 235/12 123/90 2.200E−16b
Dead (Death/Alive) 111/136 111/102 0.149b
Overall survival time (months, mean ± sd) 78.21 ± 71.12 42.07 ± 49.53 4.269E−10a
  1. aT test between groups
  2. bFisher exact test