Table 1

Clinicopathological features
Clinicopathological features

total
 transhiatal (TH)
 transthoracic (TT)
 p-value

(n = 150)
 (n = 103)
 (n = 47)
age (years)









median (range)
 61 (28–78)
 63 (28–78)
 60 (35–75)
 0.199
U-test
ASA classification
ASA II
 62
 145
 42.8%
 44
 99
 44.4%
 18
 46
 39.1%
 0.592
ASA III-IV
 83
 145
 57.2%
 55
 99
 55.6%
 28
 46
 60.9%
Fisher's exact test
R classification
RO
 131
 149
 87.9%
 94
 102
 92.2%
 37
 47
 78.7%
 0.029
R1, R2
 18
 149
 12.1%
 8
 102
 7.8%
 10
 47
 21.3%
Fisher's exact test
tumor localization
upper third
 1
 149
 0.7%
 0
 103
 0.0%
 1
 46
 2.2%
middle third
 15
 149
 10.1%
 8
 103
 7.8%
 7
 46
 15.2%
 0.155
lower third
 133
 149
 89.3%
 95
 103
 92.2%
 38
 46
 82.6%
Chi-Square (Pearson)
pT category
pT1
 28
 150
 18.7%
 27
 103
 26.2%
 1
 47
 2.1%
pT2
 39
 150
 26.0%
 34
 103
 33.0%
 5
 47
 10.6%
 <0.0005
pT3
 77
 150
 51.3%
 41
 103
 39.8%
 36
 47
 76.6%
pT4
 6
 150
 4.0%
 1
 103
 0.9%
 5
 47
 10.6%
Chi-Square (Pearson)
pN category
pN0
 51
 146
 34.9%
 41
 100
 41.0%
 10
 46
 21.7%
 0.027
pN1-2
 95
 146
 65.1%
 59
 100
 59.0%
 36
 46
 78.3%
Fisher's exact test
pM category
pM0
 105
 149
 70.5%
 75
 102
 73.5%
 30
 47
 63.8%
 0.250
pM1
 44
 149
 29.5%
 27
 102
 26.5%
 17
 47
 36.2%
Fisher's exact test
UICC stage
UICC I-II
 62
 149
 41.6%
 53
 102
 52.0%
 9
 47
 19.2%
 <0.0005
UICC III-IV
 87
 149
 58.4%
 49
 102
 48.0%
 38
 47
 80.9%
Chi-Square (Pearson)
tumor grading
G1
 10
 146
 6.9%
 8
 100
 8.0%
 2
 46
 4.4%
 0.167
G2
 43
 146
 29.5%
 32
 100
 32.0%
 11
 46
 23.9%
G3
 76
 146
 52.1%
 46
 100
 46.0%
 30
 46
 65.2%
G4
 17
 146
 11.6%
 14
 100
 14.0%
 3
 46
 6.5%
Chi-Square (Pearson)
tumor length (grouped)
0–4 cm
 69
 143
 48.3%
 52
 98
 53.1%
 17
 45
 37.8%
 0.225
>4–8 cm
 62
 143
 43.4%
 39
 98
 39.8%
 23
 45
 51.1%
>8 cm
 12
 143
 8.4%
 7
 98
 7.1%
 5
 45
 11.1%
Chi-Square (Pearson)

Gockel et al. World Journal of Surgical Oncology 2005 3:40   doi:10.1186/1477-7819-3-40