Retrospective Cohort Study
Copyright ©The Author(s) 2022.
World J Gastrointest Oncol. Sep 15, 2022; 14(9): 1699-1710
Published online Sep 15, 2022. doi: 10.4251/wjgo.v14.i9.1699
Table 4 Univariable Cox analysis in patients with and without tumor deposits

TDs (no)
TDs (yes)
RHR
P value
Events/total
HR (95%CI)
P value
Events/total
HR (95%CI)
P value
Sex0.12650.0528
Female14534/43569Reference4474/6855Reference
Male15631/460551.02 (1.00-1.04)0.12654727/72760.96 (0.92-1.00)0.0528
Race< 0.0001a< 0.0001
White23736/70019Reference7222/11015Reference
Black3904/103451.16 (1.12-1.20)< 0.0001a1145/16811.06 (1.00-1.13)0.05360.91 (0.85-0.98)0.0118a
Others2525/92600.79 (0.76-0.82)< 0.0001a834/14350.83 (0.77-0.89)< 0.0001a1.05 (0.97-1.14)0.2380
Age group, yr < 0.0001a< 0.0001a
< 451201/5740Reference665/1231Reference
45-7515238/588601.26 (1.19-1.34)< 0.0001a5718/93871.23 (1.13-1.33)< 0.0001a0.98 (0.88-1.08)0.6384
≥ 7513726/250243.37 (3.18-3.58)< 0.0001a2818/35132.34 (2.15-2.55)< 0.0001a0.69 (0.63-0.77)< 0.0001a
TNM-stage< 0.0001a< 0.0001a
Ι4683/24816Reference26/111Reference
ΙΙ8962/293741.77 (1.70-1.83)< 0.0001a372/8252.40 (1.61-3.57)< 0.0001a1.36 (0.91-2.02)0.1362
ΙΙΙ9545/266272.17 (2.09-2.24)< 0.0001a3953/76973.05 (2.08-4.49)< 0.0001a1.41 (0.96-2.07)0.0836
ΙV6975/88078.05 (7.76-8.36)< 0.0001a4850/54989.25 (6.29-13.6)< 0.0001a1.15 (0.78-1.69)0.4840
T-stage< 0.0001a< 0.0001a
T12726/15480Reference68/181Reference
T23321/143121.35 (1.29-1.42)< 0.0001a156/4820.84 (0.63-1.11)0.22460.62 (0.47-0.83)0.0012a
T317029/476542.30 (2.20-2.39)< 0.0001a4533/78901.84 (1.45-2.34)< 0.0001a0.80 (0.63-1.02)0.0602
T47089/121784.84 (4.63-5.05)< 0.0001a4444/55783.69 (2.90-4.68)< 0.0001a0.76 (0.60-0.97)0.0286a
N-stage< 0.0001a< 0.0001a
N015350/56512Reference664/1247Reference
N18434/221271.53 (1.49-1.57)< 0.0001a3765/65821.14 (1.05-1.24)0.0014a0.75 (0.68-0.81)< 0.0001a
N26381/109852.86 (2.77-2.94)< 0.0001a4772/63021.99 (1.83-2.16)< 0.0001a0.70 (0.64-0.76)< 0.0001a
M-stage< 0.0001a< 0.0001a
M023190/80817Reference4351/8633Reference
M16975/88074.90 (4.77-5.04)< 0.0001a4850/54983.13 (3.00-3.27)< 0.0001a0.64 (0.61-0.67)< 0.0001a
Site< 0.0001a< 0.0001a
Colon24983/71779Reference7791/11679Reference
Rectum4595/166030.74 (0.71-0.76)< 0.0001a1187/21480.66 (0.62-0.71)< 0.0001a0.89 (0.83-0.96)0.0030a
CEA< 0.0001a< 0.0001a
Normal7926/32166Reference1782/3543Reference
Elevated9908/209362.34 (2.27-2.41)< 0.0001a4190/57051.95 (1.84-2.06)< 0.0001a0.83 (0.78-0.89)< 0.0001a
Borderline95/2791.47 (1.20-1.80)0.0002a30/481.32 (0.92-1.89)0.13430.90 (0.59-1.36)0.6100
Perineural invasion< 0.0001a< 0.0001a
Negative23417/75025Reference5061/8437Reference
Positive3845/73012.05 (1.98-2.12)< 0.0001a3415/46591.46 (1.40-1.52)< 0.0001a0.71 (0.68-0.75)< 0.0001a
Liver metastasis< 0.0001a< 0.0001a
No24811/82821Reference5859/10377Reference
Yes5164/64434.73 (4.59-4.88)< 0.0001a3242/36272.66 (2.54-2.78)< 0.0001a0.56 (0.53-0.59)< 0.0001a
Lung metastasis< 0.0001a< 0.0001a
No28622/87677Reference8225/13053Reference
Yes1297/15264.97 (4.70-5.25)< 0.0001a822/8932.40 (2.23-2.58)< 0.0001a0.48 (0.44-0.53)< 0.0001a