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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