Table 1 Characteristics of patients with rectal cancer undergoing robot-assisted restorative rectal resection at Aarhus University Hospital, 2017–2020
Period 1: October 2017–August 2018 | Period 2: September 2018–February 2020 | Period 3: March 2020–October 2020 | |
|---|---|---|---|
N patients | 62 | 74 | 29 |
Sex | |||
Males | 47 (75.8) | 43 (58.1) | 22 (75.9) |
Females | 15 (24.2) | 31 (41.9) | 7 (24.1) |
Median, age, years (range) | 66 (43–84) | 67 (39–91) | 61 (45–80) |
Median BMI, kg/m2 (range) | 26 (19–42) | 26 (16–43) | 26 (20–35) |
American Society of Anesthesiology score (ASA) | |||
1 | 14 (22.6) | 22 (29.7) | 11 (37.9) |
2 | 39 (62.9) | 45 (60.8) | 16 (55.2) |
3 | 9 (14.5) | 7 (9.5) | 1 (3.4) |
Missing | 0 | 0 | 1 (3.4) |
Smoking | |||
Never | 23 (37.1) | 41 (55.4) | 13 (44.8) |
Previous (≥ 8 weeks) | 25 (40.3) | 17 (23.0) | 10 (34.5) |
Current | 14 (22.6) | 16 (21.6) | 6 (20.7) |
Alcohol intake/week (units) | |||
0 | 1 (1.6) | 6 (8.1) | 6 (20.7) |
1–14 | 56 (90.3) | 65 (87.8) | 21 (72.4) |
15–20 | 3 (4.8) | 2 (2.7) | 1 (3.4) |
≥ 21 | 2 (3.2) | 1 (1.4) | 1 (3.4) |
Neoadjuvant (chemo)radio-therapy | |||
No | 55 (88.7) | 60 (81.1) | 23 (79.3) |
Yes | 7 (11.3) | 14 (18.9) | 6 (20.7) |
Tumor height (cm from anal verge) | |||
11–15 cm | 34 (54.8) | 41 (55.4) | 13 (44.8) |
6–10 cm | 25 (40.3) | 26 (35.1) | 15 (51.7) |
≤ 5 cm from anal verge | 3 (4.8) | 0 | 0 |
Missing | 0 | 7 (9.5) | 1 (3.4) |
Surgery by certified colorectal surgeon | |||
No | 6 (9.7) | 3 (4.1) | 1 (3.4) |
Yes | 56 (90.3) | 71 (95.9) | 28 (96.6) |
Dexamethasone | |||
No | 14 (22.6) | 70 (94.6) | 28 (96.6) |
Yes | 48 (77.4) | 4 (5.4) | 1 (3.4) |
Surgical Approach | |||
Robotic | 59 (95.2) | 71 (95.9) | 29 (100) |
Laparoscopic | 3 (4.8) | 3 (4.1) | 0 |
Converted from minimally invasive | |||
No | 60 (96.8) | 73 (98.6) | 28 (96.6) |
Yes | 2 (3.2) | 1 (1.4) | 1 (3.4) |
Resection type | |||
TME | 42 (67.7) | 48 (64.9) | 16 (55.2) |
PME | 20 (32.3) | 26 (35.1) | 13 (44.8) |
Missing | |||
Stapler (type) used for transection of distal rectum | |||
Robot | 52 (83.9) | 36 (48.6) | 3 (10.3) |
EndoGIA | 4 (6.5) | 3 (4.1) | 0 |
Endoscopic, not specified | 1 (1.6) | 0 | 0 |
Contour | 5 (8.1) | 34 (45.9) | 26 (89.7) |
TA | 0 | 1 (1.4) | 0 |
Firings (Endoscopic stapling of distal rectum) | |||
1 | 0 | 3 (7.7) | 0 |
2 | 47 (82.5) | 30 (76.9) | 3 (100) |
3 | 7 (12.3) | 5 (12.8) | 0 |
4 | 1 (1.8) | 0 | 0 |
Missing | 2 (3.5) | 1 (2.6) | 0 |
Defunctioning stoma for resection type PME | |||
No | 20 (100) | 26 (100) | 12 (92.3) |
Yes | 0 | 0 | 1 (7.7) |
Defunctioning stoma for resection type TME | |||
No | 0 | 1 (2.1) | 0 |
Yes | 42 (100) | 47 (97.9) | 16 (100) |
Mean operation time, min (range) | 228 (100–419) | 262 (160–504) | 281 (185–389) |
Resections with a written form registered by the surgeon | 58 (93.5) | 63 (85.1) | 25 (86.2) |
Median length of hospital stay, days (range) | 6 (2–50) | 5 (2–37) | 5 (2–26) |
Number of patients readmitted | 13 (21.0) | 7 (9.6) | 2 (6.9) |
Median length of total number of days as readmitted (range) | 5 (1–22) | 8 (2–18) | 6 (3–9) |