Table 1 Comparison of general data between both groups (x±sd) [n(%)]
Classification | Group A (n=66) | Group B (n=70) | t/χ2 value | p value |
|---|---|---|---|---|
Gender | 0.471 | 0.492 | ||
Male | 31 (46.97) | 37 (52.86) | ||
Female | 35 (53.03) | 33 (47.14) | ||
Age (years) | 46.13±5.18 | 47.11±5.12 | 1.109 | 0.269 |
Nationality | 0.737 | 0.390 | ||
Han | 54 (81.82) | 61 (87.14) | ||
Ethnic minorities | 12 (18.18) | 9 (12.86) | ||
T staging | 0.377 | 0.828 | ||
T1 | 0 (0.00) | 0 (0.00) | ||
T2 | 19 (28.79) | 17 (24.28) | ||
T3 | 22 (33.33) | 24 (34.29) | ||
T4 | 25 (37.88) | 29 (41.43) | ||
N staging | 0.430 | 0.933 | ||
N0 | 9 (13.64) | 11 (15.71) | ||
N1 | 27 (40.91) | 25 (35.71) | ||
N2 | 18 (27.27) | 21 (30.00) | ||
N3 | 12 (18.18) | 13 (18.57) | ||
Clinical staging | 0.047 | 0.826 | ||
Stage III | 28 (42.42) | 31 (44.29) | ||
Stage IVa | 38 (57.58) | 39 (55.71) | ||
Pathological types | 1.550 | 0.460 | ||
Low differentiated squamous cell carcinoma | 36 (54.55) | 40 (57.14) | ||
Undifferentiated carcinoma | 28 (42.42) | 25 (35.71) | ||
Adenocarcinoma | 2 (3.03) | 5 (7.14) |