Table 2.
Reason for conversion, intra-operative blood loss and operative time
| Ref. |
Tumor related (%) |
Anatomic related (%) | Intra-operative complication (%) | Obesity (%) | Adhesions (%) | Other reason (%) |
Intra-operative blood loss (mL) |
Duration of operation (min) |
||||
| Overall | Colon | Rectal | ||||||||||
| LAP | CONV | LAP | CONV | |||||||||
| Allaix et al[13] | 59 (48.4) | 44 (57.1) | 15 (33.3) | 6 (4.9) | 5 (4.1) | 23 (18.8) | 18 (14.8) | 11 (9.0) | 1001 | 150 | 1401 | 180 |
| Agha et al[14] | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 5 (19.2) | 10 (38.5) | 4 (15.4) | 7 (26.9) | NR | NR | 2151 | 258 |
| Biondi et al[12] | 17 (51.5) | NR | NR | 3 (9.1) | 6 (18.2) | 0 (0) | 6 (18.2) | 1 (3.0) | 96.41 | 184 | 162.01 | 187.9 |
| Bouvet et al[15] | 6 (15.8) | NR | NR | 10 (26.3) | 2 (5.3) | 0 (0) | 12 (31.6) | 8 (21.1) | NR | NR | 240 | 270 |
| Chan et al[16] | 11 (26.9) | NR | NR | 4 (9.8) | 6 (14.7) | 0 (0) | 14 (34.1) | 6 (14.7) | 191.21 | 461.9 | 179.4 | 187.2 |
| Franko et al[21] | 4 (12.9) | NR | NR | 18 (58.1) | 5 (16.1) | 0 (0) | NR | 4 (12.9) | NR | NR | 1601 | 182 |
| Keller et al[22] | NR | NR | NR | NR | NR | NR | NR | NR | 741 | 253 | 242.61 | 260 |
| Li et al[23] | 15 (45.5) | 15 (45.5) | NA | 4 (12.1) | 4 (12.1) | 0 (0) | 10 (30.3) | 0 (0) | 901 | 147 | 1651 | 188 |
| Martínek et al[17] | 3 (17.6) | NR | NR | 6 (35.3) | 5 (29.4) | NR | NR | 3 (17.6) | 1771 | 415 | 1521 | 224 |
| Moloo et al[24] | 13 (28.3) | NR | NR | 12 (26.1) | 4 (8.7) | 0 (0) | 5 (10.9) | 11 (23.9) | NR | NR | NR | NR |
| Ptok et al[25] | 15 (26.8) | 15 (26.8) | NA | 8 (14.3) | 7 (12.5) | 0 (0) | 9 (16.1) | 17 (30.4) | NR | NR | 178.9 | 186.7 |
| Rickert et al[26] | 7 (18.4) | NA | 7 (18.4) | 11 (28.9) | 4 (10.5) | 6 (15.8) | 6 (15.8) | 4 (10.5) | NR | NR | 345 | 363 |
| Rottoli et al[20] | 7 (26.9) | NA | 7 (26.9) | 10 (23.5) | 6 (23.1) | 0 (0) | 2 (7.7) | 1 (3.8) | NR | NR | 2851 | 342 |
| Rottoli et al[27] | 12 (38.7) | NR | NR | 6 (19.3) | 2 (6.5) | 0 (0) | 11 (35.5) | 0 (0) | NR | NR | NR | NR |
| Scheidbach et al[18] | 24 (30.0) | NR | NR | 8 (10.0) | 14 (17.5) | 0 (0) | 15 (18.8) | 19 (23.7) | 2001 | 500 | 1801 | 232 |
| White et al[19] | 18 (72.0) | NR | NR | 0 (0) | 4 (12.0) | 0 (0) | 3 (12.0) | 0 (0) | NR | NR | 145.61 | 172 |
| Yamamoto et al[28] | 13 (16.7) | NA | 13 (16.7) | 26 (33.3) | 7 (9.0) | 12 (15.4) | 10 (12.8) | 10 (12.8) | 801 | 265 | 2701 | 295 |
| Yerokun et al[29] | NR | NR | NA | NR | NR | NR | NR | NR | NR | NR | NR | NR |
1
P value of difference between LAP and CONV is < 0.05. NR: Not reported; NA: Not applicable; LAP: Laparoscopic group; CONV: Converted group.