Table 7.
Per-protocol analysis between open (OS) and laparoscopic (LS) splenectomy for isolated splenic injuries
| Characteristics | OS [18] | LS [5] | P | |
|---|---|---|---|---|
| Gender | M | 11 | 4 | 0.615 |
| F | 8 | 1 | ||
| Age (years) | Average | 55 | 42 | 0.127 |
| Median | 51 | 41 | ||
| Range | 21–86 | 24–59 | ||
| ASA | I | 10 | 1 | 0.319 |
| II | 6 | 2 | ||
| III | 2 | 2 | ||
| IV | 1 | 0 | ||
| Mechanism of trauma | Blunt | 19 | 4 | 1 |
| Penetrating | 0 | 1 | ||
| Pre-operative vital signs | HR (bpm) average | 87 | 88 | 0.483 |
| Median | 80 | 88 | ||
| Range | 60–130 | 75–100 | ||
| SPB (mmHg) average | 118 | 114 | 0.368 | |
| Median | 120 | 110 | ||
| Range | 70–150 | 95–140 | 1 | |
| GCS 15 | 17 | 5 | ||
| 14 | 2 | 0 | ||
| 13 | 0 | 0 | ||
| ATLS class I | 10 | 4 | 0.423 | |
| II-responder | 8 | 1 | ||
| III-responder | 1 | 0 | ||
| Pre-operative blood test | BE (mmol/L) average | − 0.9 | 0.45 | 0.310 |
| Median | − 1.1 | 0.45 | ||
| Range | − 7–5 | − 2.3–3.2 | ||
| Lactate (mmol/L) average | 1.5 | 0.65 | 0.139 | |
| Median | 1.4 | 0.65 | ||
| Range | 0.5–4.4 | 0.6–0.7 | ||
| HB (g/dL) average | 11.8 | 11.6 | 0.453 | |
| Median | 11.8 | 11.9 | ||
| Range | 5.3–15.4 | 8.7–14 | ||
| ISS | Average | 15 | 11 | 0.109 |
| Range | 4–26 | 1–16 | ||
| Timing | Early | 14 | 3 | 0.608 |
| Delayed | 5 | 2 | ||
| Failed NOM | 6 | 2 | 0.722 | |
| AAST grade | I | 1 | 1 | 0.840 |
| II | 2 | 1 | ||
| III | 4 | 1 | ||
| IV | 10 | 2 | ||
| V | 2 | 0 | ||
| Operative time (mins) | Average | 59 | 128 | 0.00001 |
| Median | 54 | 129 | ||
| Range | 28–106 | 83–193 | ||
| Blood trasfusions | Intre-operative | 8 [40] | 0 | 0.130 |
| Post operative | 4 | 1 | 1 | |
| Intensive care unit | Admission | 10 | 1 | 0.327 |
| Average length of stay (days) | 1.3 | 3 | 0.426 | |
| Bowel function recovery (average POD) | NGT removal | 2.5 | 1.0 | 0.0072 |
| Feeding | 3.5 | 1.4 | 0.002 | |
| Flatus | 3.5 | 3.2 | 0.344 | |
| Stool | 5.5 | 4 | 0.031 | |
| Morbidity | Overall | 11 (57%) | 2 (40%) | 0.630 |
| Re-operation | 1 | 0 | 1 | |
| SSI | 3 | 0 | 1 | |
| Mortality | 0 | 0 | 1 | |
| Overall length of stay (days) | Average | 9 | 7 | 0.158 |
| Follow-up | Incisional hernia | 3 | 3 | 0.079 |
| Bowel obstruction | 1 | 0 | 1 |