Table 4 Patient characteristics in QSA and NQS groups before and after PSM
Before PSM | QSA n = 52 | NQS n = 50 | p value | After PSM | QSA n = 33 | NQS n = 33 | p value |
|---|---|---|---|---|---|---|---|
Mean age (years) | 68.21 | 66.3 | 0.4076 | 67.76 | 67.24 | 0.8625 | |
Gender Female | 42.31% (n = 22) | 38% (n = 19) | 0.6573 | 42.42% (n = 19) | 39.39% (n = 20) | 0.8023 | |
Mean BMI (Kg/m2) | 22.1 | 22.01 | 0.8865 | 22.94 | 22.36 | 0.4978 | |
ASA | 0.2356 | 0.8669 | |||||
Class I | 5.77% (n = 3) | 14% (n = 7) | 0.1623 | 9.09% (n = 3) | 12.12% (n = 4) | 0.6893 | |
Class II | 71.15% (n = 37) | 72% (n = 36) | 0.9245 | 78.79% (n = 26) | 78.79% (n = 26) | 1 | |
Class III | 23.08 (n = 12) | 14% (n = 7) | 0.2392 | 12.12% (n = 4) | 9.09% (n = 3) | 0.6893 | |
History of abdominal surgery + | 34.62% (n = 18) | 42% (n = 21) | 0.443 | 42.42% (n = 14) | 33.33% (n = 11) | 0.4465 | |
Stage | 0.6546 | 0.9823 | |||||
0 | 7.69% (n = 4) | 4% (n = 2) | 0.4282 | 6.06% (n = 2) | 6.06% (n = 2) | 1 | |
I | 34.62% (n = 18) | 30% (n = 15) | 0.6184 | 27.27% (n = 9) | 30.3% (n = 10) | 0.7857 | |
II | 25% (n = 13) | 22% (n = 11) | 0.721 | 27.27% (n = 9) | 21.21% (n = 7) | 0.5657 | |
IIIa | 17.31% (n = 9) | 26% (n = 13) | 0.286 | 24.24% (n = 8) | 21.21% (n = 7) | 0.769 | |
IIIb | 9.62% (n = 5) | 6% (n = 3) | 0.561 | 6.06% (n = 2) | 9.09% (n = 3) | 0.6121 | |
IV | 5.77% (n = 3) | 12% (n = 6) | 0.2674 | 9.09% (n = 3) | 12.12% (n = 4) | 0.6893 | |
Anastomosis | 0.0096* | 0.6223 | |||||
FEEA | 61.54% (n = 32) | 36% (n = 18) | 0.0099* | 51.52% (n = 17) | 45.45% (n = 15) | 0.6223 | |
DST | 38.46% (n = 20) | 50% (n = 25) | 0.2407 | 48.48% (n = 16) | 54.55% (n = 18) | 0.6223 | |
handsewn | 0% (n = 0) | 12% (n = 6) | 0.01* | 0% (n = 0) | 0% (n = 0) | 1 | |
none | 0% (n = 0) | 2% (n = 1) | 0.3054 | 0% (n = 0) | 0% (n = 0) | 1 | |
Tumor size (mm) | 32.84 | 37.34 | 0.2478 | 35.85 | 35.36 | 0.918 | |
Location | 0.0289* | 0.2689 | |||||
colon | 84.62% (n = 44) | 66% (n = 33) | 0.0289* | 78.79% (n = 26) | 66.67% (n = 22) | 0.2689 | |
rectum | 15.38% (n = 8) | 34% (n = 17) | 0.0289* | 21.21% (n = 7) | 33.33% (n = 11) | 0.2689 | |
Operation | 0.1473 | 0.8838 | |||||
LAAPR | 0% (n = 0) | 2% (n = 1) | 0.3054 | 0% (n = 0) | 0% (n = 0) | 1 | |
LAAR | 15.38% (n = 8) | 18% (n = 9) | 0.7231 | 18.18% (n = 6) | 24.24% (n = 8) | 0.547 | |
LACAR | 0% (n = 0) | 0% (n = 0) | 1 | 0% (n = 0) | 0% (n = 0) | 1 | |
LACDR | 0% (n = 0) | 2% (n = 1) | 0.3054 | 0% (n = 0) | 0% (n = 0) | 1 | |
LACSR | 26.92% (n = 14) | 20% (n = 10) | 0.4099 | 24.24% (n = 8) | 18.18% (n = 6) | 0.547 | |
LACTR | 3.85% (n = 2) | 4% (n = 2) | 0.9681 | 3.3% (n = 1) | 3.3% (n = 1) | 1 | |
LA Hartmann operation | 0% (n = 0) | 0% (n = 0) | 1 | 0% (n = 0) | 0% (n = 0) | 1 | |
LAICR | 19.23% (n = 10) | 8% (n = 4) | 0.0994 | 15.15% (n = 5) | 12.12% (n = 4) | 0.7198 | |
LALAR | 3.85% (n = 2) | 18% (n = 9) | 0.0212* | 6.06% (n = 2) | 15.15% (n = 5) | 0.2304 | |
3.85% (n = 2) | 10% (n = 5) | 0.2191 | 6.06% (n = 2) | 3.3% (n = 1) | 0.5546 | ||
26.92% (n = 14) | 18% (n = 9) | 0.281 | 27.27% (n = 9) | 24.24% (n = 8) | 0.7783 |