Variables | PJ-APR ( n = 74) | LT-APR ( n = 37) | P value | |
---|---|---|---|---|
Gender, n (%) | Male | 52 (70) | 26 (70) | 0.591 |
Female | 22 (30) | 11 (30) | ||
Age, years | 63.0 ± 10.5 (39–83) | 64.0 ± 11.7 (39–84) | 0.396 | |
Body mass index, kg/m2, mean (range) | 23.2 ± 3.3 (16.4–29.4) | 22.9 ± 3.2 (16.8–31.2) | 0.581 | |
Length of hospital stay, days | 23 ± 7.4 (11–46) | 29 ± 11.7 (17–63) | 0.011 | |
Duration of anesthesia, min | 234 ± 51 (130–385) | 291 ± 69 (150–450) | 0.022 | |
Operative time, min | 183 ± 45 (90–320) | 234 ± 60 (120–370) | 0.016 | |
Operative time, n (%) | ≤120 | 6 (8.1) | 1 (2.7) | 0.255 |
>120 | 68 (91.9) | 36 (97.3) | ||
Estimated blood loss, mL | 549 ± 218 (200–1,137) | 674 ± 350 (160–1,440) | <0.001 | |
Blood transfusion, n (%) | 6 (8.1) | 14 (37.8) | <0.001 | |
Tumor distance, cm | 4.0 ± 1.4 (1–10) | 3.9 ± 1.1 (2–7) | 0.282 | |
Tumor size, cm | 4.4 ± 1.8 (1.5-12) | 4.7 ± 1.3 (2.4–8) | 0.221 | |
Macroscopic type of tumor, n (%) | Mushroom | 19 (25.7) | 6 (16.2) | 0.486 |
Ulcerative | 54 (72.9) | 30 (81.1) | ||
Infiltrative | 1 (1.4) | 1 (2.7) | ||
Pathological type, n (%) | Adenocarcinoma | 73 (98.6) | 36 (97.3) | 0.286 |
Squamous carcinoma | 1 (1.4) | 0 | ||
Rectal carcinoid | 0 | 1 (2.7) | ||
Degree of differentiation, n (%) | Good | 4 (5.4) | 1 (2.7) | 0.537 |
Moderate | 49 (66.2) | 28 (75.7) | ||
Poor | 21 (28.4) | 8 (21.6) | ||
Pathologic T stage, n (%) | T1 | 0 | 1 (2.6) | 0.468 |
T2 | 16 (21.6) | 10 (27) | ||
T3 | 54 (73.0) | 24 (65) | ||
T4 | 4 (5.4) | 2 (5.4) | ||
Pathologic N stage, n (%) | N0 | 36 (48.6) | 20 (54.1) | 0.269 |
N1 | 26 (35.1) | 15 (40.5) | ||
N2 | 12 (16.2) | 2 (5.4) | ||
Time of fluid diet, days | 4.2 ± 1.2 (2–8) | 4.0 ± 0.9 (2–7) | 0.055 | |
Time of semi-liquid diet, days | 7.1 ± 1.9 (4–14) | 6.7 ± 3.3 (3–22) | 0.386 | |
Pelvic drain time, days | 10.5 ± 3.1 (5–22) | 9.4 ± 3.8 (5–20) | 0.338 | |
Postoperative hospitalization, days | 15.6 ± 5.3 (7–35) | 22 ± 10.8 (10–51) | <0.001 | |
Postoperative chemoradiotherapy, n (%) | Yes | 35 (47.3) | 15 (40.5) | 0.319 |
No | 39 (52.7) | 22 (59.5) |