Table 1.
Patient cohort characteristic and comparison of histopathological parameters between the two patient cohorts with and without splenectomy. Chi-square or student’s-t test was used for the calculation of p values
| No Splenectomy | Splenectomy | P value | |
|---|---|---|---|
| Number of patients | 107 | 86 | |
| Sex of the Patients (male/female) | 59/48 | 49/37 | 0.91 |
| Mean age of Patients (years) | 66.4 | 65.8 | 0.71 |
| Newly diagnosed diabetes (%) | 10.3 | 7.0 | 0.58 |
| Preoperative CA19-9 levels | 223.9 | 430.1 | 0.10 |
| Number of total pancreatectomies | 51 | 39 | |
| Number of distal pancreatectomies | 56 | 47 | |
| pT | 0.54 | ||
| pT0 | 3 | 0 | |
| pT1 (n) | 13 | 10 | |
| pT2 (n) | 35 | 28 | |
| pT3 (n) | 45 | 42 | |
| pT4 (n) | 10 | 6 | |
| pTx | 1 | 0 | |
| pN | 0.33 | ||
| pN0 (n) | 43 | 31 | |
| pN1 (n) | 47 | 34 | |
| pN2 (n) | 17 | 21 | |
| R | 0.12 | ||
| R0 (n) | 74 | 60 | |
| R1 (n) | 24 | 25 | |
| R2 (n) | 2 | 0 | |
| Rx (n) | 7 | 1 | |
| G | 0.19 | ||
| G1 (n) | 1 | 2 | |
| G2 (n) | 43 | 33 | |
| G3 (n) | 30 | 34 | |
| Gx (n) | 33 | 17 | |
| L | 0.67 | ||
| L0 (n) | 55 | 45 | |
| L1 (n) | 51 | 41 | |
| Lx (n) | 1 | 0 | |
| Pn | 0.14 | ||
| Pn0 (n) | 27 | 13 | |
| Pn1 (n) | 79 | 73 | |
| Pnx (n) | 1 | 0 | |
| V | 0.60 | ||
| V0 (n) | 72 | 34 | |
| V1 (n) | 61 | 25 | |
| Vx (n) | 1 | 0 | |
| Number of examined lymph nodes (median, range) | 28.1 (2 – 115) | 27.0(1 – 63) | 0.66 |
| Number of affected lymph nodes (median, range) | 2.3 (0 – 32) | 3.0 (0 – 37) | 0.33 |
| Percent affected lymph nodes (median, range) | 17% (0 – 100) | 14% (0 – 70) | 0.67 |
| Mean operating time overall (minutes) | 337.9 | 339.0 | 0.96 |
| Mean operating time distal pancreatectomy (minutes) | 276.0 | 252.9 | 0.33 |
| Mean operating time total pancreatectomy (minutes) | 405.8 | 442.8 | 0.16 |
| Mean intraoperative blood transfusion (number) | 0.64 | 0.56 | 0.74 |
| Postoperative bleeding (%) | 13.1 | 10.5 | 0.74 |