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Table 2 Relapse free survival - univariate analysis

From: Recurrence risk after Ivor Lewis oesophagectomy for cancer

Preoperative data % 5-y RFS (n) (n total = 120) p
Age (years) : <60 / >60 58.6 (16) / 45.6 (37) 0.0396
ASA score : 1-2 / 3 50.0 (41) / 55.1 (12) 0.6742
Sex : Male / Female 48.5 (46) / 61.8 (7) 0.1641
Histology : Adenocarcinoma / Squamous cell carcinoma 53.9 (34) / 43.0 (19) 0.7995
Weight loss (%) : ≤ 10 / > 10 56.3 (38) / 29.2 (15) 0.0379
Body Mass Index (Kg/m2) : ≤ 25 / > 25 51.2 (32) / 49.4 (21) 0.597
Gastro-oesophageal reflux disease : No / Yes 45.5 (36) / 60.4 (17) 0.2185
Tumor stenosis : No / Yes 77.9 (11) / 31.8 (42) <0.0001
TDM pathological lymph node : No / Yes 56.0 (37) / 33.7 (16) 0.063
EUS results   
usT : 1&2 / 3&4 72.5 (9) / 52.0 (11) 0.1727
usN : 0 / 1 78.1 (4) / 51.7 (16) 0.0227
Preoperative treatment : No / CT or CRT 51.9 (37) / 49.2 (16) 0.7166
Tumor localization : Oesophagogastric jct. / Lower or mid third 40.2 (18) / 58.9 (35) 0.0046
Postoperative data % 5-y RFS (n) p
Differentiation: Undiff. or poorly diff. / Moderately or well diff. 40.9 (13) / 55.6 (35) 0.0313
pT Stage : T ≤ 2 / T > 2 75.9 (13) / 24.9 (40) <0.0001
pN Stage : N0 / N+ 82.9 (9) / 16.7 (44) <0.0001
Resection : R0 / R1 or R2 57.2 (37) / 25.0 (16) 0.002
Circumferential margin : Complete / Incomplete 56.9 (39) / 19.6 (14) 0.0019
Node capsular penetration : No/Yes 52.4 (49) / 20.0 (4) 0.0206
Angiolymphatic invasion : No / Yes 66.4 (17) / 19.4 (29) <0.0001
Neural invasion : No / Yes 66.5 (16) / 25.5 (28) <0.0001
Number of positive lymph nodes : 0 / 1-4 / >4 82.9 (9) / 23.4 (23) / 7.8 (21) <0.0001
Lymph node ratio : ≤ 0.2 / > 0.2 66.5 (26) / 0.0 (27) <0.0001