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. 2014 Aug 22;9(8):e105676. doi: 10.1371/journal.pone.0105676

Table 1. Relationship between expression of stem cell markers and characteristics of 41 patients with ESCC.

ALDH-1 Bmi-1 Nanog
Positive (n = 24) Negative (n = 17) P-value Positive (n = 36) Negative (n = 5) P-value Positive (n = 37) Negative (n = 4) P-value
Age (years)1 55 (51, 64) 51 (46, 59) 0.255 54 (47, 62) 56 (53, 61) 0.282 55 (50, 62) 46 (41, 50) 0.033
Gender, n (%)2 1.000 1.000 1.000
 Male 23 (95.8) 16 (94.1) 34 (94.4) 5 (100) 35 (94.6) 4 (100)
 Female 1 (4.2) 1 (5.9) 2 (5.6) 0 (0.0) 2 (5.4) 0 (0.0)
Clinical stage, n(%)2 0.212 0.435 0.621
 II 2 (8.3) 5 (29.4) 6 (16.7) 1 (20.0) 7 (18.9) 0 (0.0)
 III 14 (58.3) 9 (52.9) 19 (52.8) 4 (80.0) 21 (56.8) 2 (50.0)
 IV 8 (33.3) 3 (17.6) 11 (16.7) 0 (0.0) 9 (24.3) 2 (50.0)

Each number indicates median and interquartile range unless otherwise specified.

P-values are based on 1Mann-Whitney U test and 2Fisher's exact test.