Table 1.

Univariate Analysis of Possible Risk Factors for Inadequate Number of Lymph Nodes Assessed in Patients Undergoing Gastrectomy with Oncologic Intent.

Variable Number of Lymph Nodes Assessed Relative Risk (95% Cl) P Value

Inadequate: Patients, n (%) Adequate: Patients, n (%)
Sex 1.088 (0.745, 1.587) 0.695
 Female 23 (53.5) 20 (46.5)
 Male 30 (49.2) 31 (50.8)

Median Age in Years [range] 74 [42–92] 71 [34–92] -- 0.409

Neoadjuvant Therapy 0.647 (0.129, 3.245) 0.614
 Treatment 1 (33.3) 2 (66.6)
 No Treatment 52 (51.5) 49 (48.5)

Previous Surgery* 1.436 (0.963, 2.141) 0.193
 Yes 12 (66.7) 6 (33.3)
 No 39 (46.4) 45 (53.6)

Gastrectomy 1.865 (0.93, 3.741) 0.047
 Subtotal/Proximal 47 (56.0) 37 (44.0)
 Total 6 (30) 14 (70)

Intent 0.894 (0.481, 1.661) 0.773
 Palliative 6 (46.2) 7 (53.8)
 Curative 47 (51.6) 44 (48.4)

T Stage* 1.542 (1.042, 2.281) 0.053
 HGD-T2 21 (63.6) 12 (36.4)
 T3–T4 26 (41.3) 37 (58.7)

N Stage 1.468 (1.009, 2.136) 0.051
 N0 28 (62.2) 17 (37.8)
 N1–3 25 (42.4) 34 (57.6)

M Stage 1.119 (0.602, 2.080) 0.773
 M0 47 (51.6) 44 (48.4)
 M1 6 (46.1) 7 (53.8)

Lymphovascular Invasion* 1.774 (0.364, 0.872) 0.014
 No 20 (64.5) 11 (35.5)
 Yes 20 (36.4) 35 (63.6)
*Missing data: previous surgery, n=2; T stage, n=8; lymphovascular invasion, n=18.

CI, confidence interval; HGD, high-grade dysplasia.

RMMJ Rambam Maimonides Medical Journal Rambam Health Care Campus 2021 April; 12(2): e0012. ISSN: 2076-9172
Published online 2021 April 29. doi: 10.5041/RMMJ.10434.