Table 3.
Data related to the intraoperative procedures
| Anastomosis | Approach | Incision | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Extracorporeally (n = 302) | Intracorporeally (n = 138) | OR (95% CI) | Vessel-first (n = 326) | Inferior (n = 90) | Superior (n = 18) | Others (n = 6) | p value | Cesarean (n = 207) | Midline (n = 233) | OR (95% CI) | ||
| Age | 20–29 | 8 (1.8) | 11 (2.5) | 0.314 (0.127–0.778) | 14 (3.2) | 1 (0.2) | 4 (0.9) | 0 (0) | n.s | 12 (2.7) | 7 (1.6) | 1.987 (0.790–4.992) |
| 30–39 | 85 (19.3) | 34 (7.7) | 1.198 (0.757–1.896) | 92 (20.9) | 22 (5.0) | 3 (0.7) | 2 (0.5) | 50 (11.4) | 69 (15.7) | 0.757 (0.496–1.156) | ||
| 40–49 | 100 (22.7) | 43 (9.8) | 1.094 (0.711–1.683) | 108 (24.5) | 27 (6.1) | 5 (1.1) | 3 (0.7) | 67 (15.2) | 76 (17.3) | 0.989 (0.663–1.473) | ||
| 50–59 | 66 (15.0) | 37 (8.4) | 0.763 (0.480–1.213) | 73 (16.6) | 26 (5.9) | 3 (0.7) | 1 (0.2) | 50 (11.4) | 53 (12.0) | 1.082 (0.697–1.680) | ||
| ≥ 60 | 43 (9.8) | 13 (3.0) | 1.596 (0.835–3.047) | 39 (8.9) | 14 (3.2) | 3 (0.7) | 0 (0) | 28 (6.4) | 28 (6.4) | 1.145 (0.657–1.997) | ||
| Experience (years) | < 5 | 57 (13.0) | 30 (6.8) | 0.838 (0.511–1.372) | 65 (14.8) | 12 (2.7) | 8 (1.8) | 2 (0.5) | n.s | 42 (9.5) | 45 (10.2) | 1.063 (0.666–1.697) |
| 5–10 | 71 (16.1) | 33 (7.5) | 0.978 (0.611–1.566) | 82 (18.6) | 20 (4.5) | 0 (0) | 2 (0.5) | 49 (11.1) | 55 (12.5) | 1.004 (0.647–1.557) | ||
| 11–15 | 73 (16.6) | 27 (6.1) | 1.311 (0.800–2.146) | 68 (15.5) | 29 (6.6) | 2 (0.5) | 1 (0.2) | 47 (10.7) | 53 (12.0) | 0.998 (0.639–1.557) | ||
| ≥ 16 | 101 (23.0) | 48 (10.9) | 0.942 (0.617–1.438) | 111 (25.2) | 29 (6.6) | 8 (1.8) | 1 (0.2) | 69 (15.7) | 80 (18.2) | 0.956 (0.644–1.419) | ||
| Experience (cases) | 0–25 | 199 (45.2) | 86 (19.5) | 1.168 (0.770–1.773) | 204 (46.4) | 62 (14.1) | 14 (3.2) | 5 (1.1) | n.s | 136(30.9) | 149 (33.9) | 1.080 (0.730–1.579) |
| 26–50 | 56 (12.7) | 21 (4.8) | 1.268 (0.736–2.183) | 56 (12.7) | 17 (3.9) | 3 (0.7) | 1 (0.2) | 33 (7.5) | 44 (10.0) | 0.815 (0.498–1.334) | ||
| 51–75 | 20 (4.5) | 11 (2.5) | 0.819 (0.386–1.733) | 25 (5.7) | 5 (1.1) | 1 (0.2) | 0 (0) | 18 (4.1) | 13 (3.0) | 1.612 (0.779–3.331) | ||
| 76–100 | 10 (2.3) | 10 (2.3) | 0.438 (0.182–1.053) | 20 (4.5) | 0 (0) | 0 (0) | 0 (0) | 10 (2.3) | 10 (2.3) | 1.132 (0.473–2.709) | ||
| > 100 | 17 (3.9) | 10 (2.3) | 0.764 (0.346–1.683) | 21 (4.8) | 6 (1.4) | 0 (0) | 0 (0) | 10 (2.3) | 17 (3.9) | 0.645 (0.294–1.418) | ||
| Percentage of LRHC | < 25% | 154 (35.0) | 67 (15.2) | 1.103 (0.738–1.648) | 150 (34.1)− | 56 (12.7)+ | 13 (3.0) | 2 (0.5) | 0.03 | 117(26.6) | 104 (23.6) | 1.613 (1.107–2.350) |
| 25–49% | 46 (10.5) | 23 (5.2) | 0.898 (0.522–1.545) | 53 (12.0) | 13 (3.0) | 1 (0.2) | 2 (0.5) | 26 (5.9) | 43 (9.8) | 0.635 (0.376–1.072) | ||
| 50–75% | 33 (7.5) | 14 (3.2) | 1.087 (0.566–2.083) | 34 (7.7) | 11 (2.5) | 2 (0.5) | 0 (0) | 22 (5.0) | 25 (5.7) | 0.989 (0.543–1.802) | ||
| > 75% | 69 (15.7) | 34 (7.7) | 0.906 (0.567–1.448) | 89 (20.2)+ | 10 (2.3)− | 2 (0.5) | 2 (0.5) | 42 (9.5) | 61 (13.9) | 0.718 (0.460–1.121) | ||
| Regions | Africa | 12 (2.7) | 2 (0.5) | 2.814 (0.693–11.363) | 11 (2.5) | 1 (0.2) | 1 (0.2) | 1 (0.2) | 0.003 | 6 (1.4) | 8 (1.8) | 0.840 (0.299–2.359) |
| Europe | 124 (28.2) | 46 (10.5) | 1.393 (0.915–2.121) | 139 (31.6)+ | 27 (6.1) | 3 (0.7) | 1 (0.2) | 67 (15.2) | 103 (23.4) | 0.604 (0.410–0.891) | ||
| Mediterranean | 36 (8.2) | 21 (4.8) | 0.754 (0.424–1.340) | 40 (9.1) | 12 (2.7) | 2 (0.5) | 3 (0.7)+ | 42 (9.5) | 15 (3.4) | 3.699 (1.998–6.845) | ||
| South-East Asia | 19 (4.3) | 7 (1.6) | 1.256 (0.527–2.987) | 16 (3.6)− | 9 (2.0)+ | 0 (0) | 1 (0.2) | 8 (1.8) | 18 (4.1) | 0.480 (0.209–1.106) | ||
| The Americas | 91 (20.7) | 59 (13.4) | 0.577 (0.381–0.876) | 101 (23.0)− | 37 (8.4) | 12 (2.7)+ | 0 (0) | 79 (18.0) | 71 (16.1) | 1.408 (0.949–2.090) | ||
| Western Pacific | 19 (4.3) | 2 (0.5) | 4.565 (1.162–17.858) | 17 (3.9) | 4 (0.9) | 0 (0) | 0 (0) | 4 (0.9) | 17 (3.9) | 0.250 (0.087–0.723) | ||
| Ports | p | Drain tube | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Single | 2 ports | 3 ports | 4 ports | 5 ports | ≧6 ports | Yes | No | OR (95% CI) | |||
| (n = 3) | (n = 3) | (n = 48) | (n = 299) | (n = 84) | (n = 3) | (n = 229) | (n = 211) | ||||
| Age | 20–29 | 1 (0.2) | 0 (0) | 3 (0.7) | 11 (2.5) | 4 (0.9) | 0 (0) | n.s. | 16 (3.6) | 3 (0.7) | 5.208 (1.596–16.941) |
| 30–39 | 0 (0) | 2 (0.5) | 18 (4.1) | 83 (18.9) | 14 (3.2) | 2 (0.5) | n.s. | 55 (12.5) | 64 (14.5) | 0.726 (0.477–1.106) | |
| 40–49 | 0 (0) | 0 (0) | 11 (2.5) | 98 (22.3) | 33 (7.5) | 1 (0.2) | n.s. | 77 (17.5) | 66 (15.0) | 1.113 (0.747–1.658) | |
| 50–59 | 2 (0.5) | 1 (0.2) | 7 (1.6) | 78 (17.7) | 15 (3.4) | 0 (0) | n.s. | 52 (11.8) | 51 (11.6) | 0.922 (0.594–1.431) | |
| ≥ 60 | 0 (0) | 0 (0) | 9 (2.0) | 29 (6.6) | 18 (4.1) | 0 (0) | n.s. | 29 (6.6) | 27 (6.1) | 0.988 (0.567–1.723) | |
| Experience (years) | <5 | 1 (0.2) | 2 (0.5) | 12 (2.7) | 56 (12.7) | 16 (3.6) | 0 (0) | n.s. | 49 (11.1) | 38 (8.6) | 1.239 (0.775–1.983) |
| 5–10 | 0 (0) | 0 (0) | 11 (2.5) | 73 (16.6) | 18 (4.1) | 2 (0.5) | n.s. | 48 (10.9) | 56 (12.7) | 0.734 (0.473–1.139) | |
| 11–15 | 1 (0.2) | 0 (0) | 8 (1.8) | 72 (16.4) | 18 (4.1) | 1 (0.2) | n.s. | 55 (12.5) | 45 (10.2) | 1.166 (0.747–1.821) | |
| ≧16 | 1 (0.2) | 1 (0.2) | 17 (3.9) | 98 (22.3) | 32 (7.3) | 0 (0) | n.s. | 77 (17.5) | 72 (16.4) | 0.978 (0.659–1.451) | |
| Experience (cases) | 0–25 | 2 (0.5) | 3 (0.7) | 25 (5.7) | 187 (42.5) | 65 (14.8) | 3 (0.7) | n.s. | 174 (39.5) | 111 (25.2) | 2.850 (1.901–4.274) |
| 26–50 | 0 (0) | 0 (0) | 11 (2.5) | 59 (13.4) | 7 (1.6) | 0 (0) | n.s. | 33 (7.5) | 44 (10.0) | 0.639 (0.390–1.047) | |
| 51–75 | 0 (0) | 0 (0) | 4 (0.9) | 19 (4.3) | 8 (1.8) | 0 (0) | n.s. | 12 (2.7) | 19 (4.3) | 0.559 (0.268–1.165) | |
| 76–100 | 0 (0) | 0 (0) | 3 (0.7) | 16 (3.6) | 1 (0.2) | 0 (0) | n.s. | 2 (0.5) | 18 (4.1) | 0.094 (0.024–0.372) | |
| > 100 | 1 (0.2) | 0 (0) | 5 (1.1) | 18 (4.1) | 3 (0.7) | 0 (0) | n.s. | 8 (1.8) | 19 (4.3) | 0.366 (0.160–0.837) | |
| Percentage of LRHC | < 25% | 2 (0.5) | 3 (0.7) | 14 (3.2) | 148 (33.6) | 51 (11.6) | 3 (0.7) | n.s. | 151 (34.3) | 70 (15.9) | 3.889 (2.626–5.790) |
| 25–49% | 1 (0.2) | 0 (0) | 8 (1.8) | 48 (10.9) | 12 (2.7) | 0 (0) | n.s. | 30 (6.8) | 39 (8.9) | 0.665 (0.398–1.112) | |
| 50–75% | 0 (0) | 0 (0) | 4 (0.9) | 31 (7.0) | 12 (2.7) | 0 (0) | n.s. | 23 (5.2) | 24 (5.5) | 0.870 (0.478–1.583) | |
| > 75% | 0 (0) | 0 (0) | 4 (0.9) | 31 (7.0) | 12 (2.7) | 0 (0) | 0.006 | 25 (5.7) | 78 (17.7) | 0.209 (0.127–0.344) | |
| Regions | Africa | 0 (0) | 0 (0) | 0 (0) | 9 (2.0) | 5 (1.1) | 0 (0) | n.s. | 4 (0.9) | 10 (2.3) | 0.357 (0.117–1.096) |
| Europe | 1 (0.2) | 0 (0) | 18 (4.1) | 132 (30.0) | 19 (4.3) | 0 (0) | n.s. | 82 (18.6) | 88 (20.0) | 0.780 (0.531–1.145) | |
| Mediterranean | 0 (0) | 0 (0) | 5 (1.1) | 38 (8.6) | 14 (3.2) | 0 (0) | n.s. | 40 (9.1) | 17 (3.9) | 2.415 (1.331–4.378) | |
| South-East Asia | 0 (0) | 0 (0) | 2 (0.5) | 18 (4.1) | 6 (1.4) | 0 (0) | n.s. | 12 (2.7) | 14 (3.2) | 0.778 (0.357-1.695) | |
| the Americas | 2 (0.5) | 3 (0.7) | 20 (4.5) | 96 (21.8) | 27 (6.1) | 2 (0.5) | n.s. | 77 (17.5) | 73 (16.6) | 0.958 (0.646-1.420) | |
| Western Pacific | 0 (0) | 0 (0) | 3 (0.7) | 5 (1.1) | 12 (2.7) | 1 (0.2) | 4.0E−5 | 12 (2.7) | 9 (2.0) | 1.241 (0.524-2.937) | |
+ = adjusted residual > 1.96; - = adjusted residual < − 1.96
OR odds ratio, CI confidence intervals