Table 5 Analysis of prognostic factors associated with RFS

Group

 URY

138

 RY

104

2.901 (1.742–4.831)

< 0.001

1.621 (0.891–2.948)

0.113

Gender

 Female

71

 Male

171

1.813 (0.988–3.326)

0.055

1.819 (0.964–3.431)

0.065

Age (years)

 ≤ 60

97

 > 60

145

1.563 (0.931–2.625)

0.091

1.460 (0.852–2.502)

0.169

ASA

 I–II

187

 III

55

0.628 (0.320–1.231)

0.176

T-stage

 T1 + T2

109

 T3 + T4

133

7.919 (3.777–16.605)

< 0.001

2.135 (0.803–5.671)

0.128

LN metastasis

 No

125

 Yes

117

5.537 (3.061–10.016)

< 0.001

2.961 (1.110–7.901)

0.030

TNM

 I + II

149

 III

93

8.302 (4.648–14.828)

< 0.001

2.896 (1.093–7.669)

0.032

Differentiation degree

 High + Medium

134

 Low

108

1.334 (0.823–2.163)

0.241

Overall short-term complications

 No

194

 Yes

48

2.183 (1.298–3.671)

0.003

1.782 (0.993–3.199)

0.053

Overall long-term complications

 No

182

 Yes

60

4.450 (2.740–7.227)

< 0.001

1.974 (0.856–4.557)

0.111

RSS

 No

209

 Yes

33

7.758 (4.715–12.766)

< 0.001

5.525 (2.370–12.879)

< 0.001