Table 3.
Intention-to-treat analysis between open (OS) and laparoscopic (LS) splenectomies
| Characteristics | OS [32] | LS [15] | p | |
|---|---|---|---|---|
| Gender | M | 22 | 13 | 0.497 |
| F | 10 | 3 | ||
| Age (years) | Average | 50 | 48 | 0.359 |
| Median | 49 | 44 | ||
| Range | 21–86 | 24–88 | ||
| ASA | I | 17 | 6 | 0.633 |
| II | 11 | 7 | ||
| III | 3 | 3 | ||
| IV | 1 | 0 | ||
| Mechanism of trauma | Blunt | 32 | 15 | 1 |
| Penetrating | 0 | 1 | ||
| Pre-operative vital signs | HR (bpm) average | 89 | 94 | 0.415 |
| Median | 85 | 90 | ||
| Range | 60–130 | 70–130 | ||
| SPB (mmHg) average | 116 | 126 | 0.262 | |
| Median | 120 | 130 | ||
| Range | 70–150 | 95–160 | ||
| GCS 15 | 27 | 16 | 1 | |
| 14 | 4 | 0 | ||
| 13 | 1 | 0 | ||
| ATLS class I | 14 | 11 | 0.095 | |
| II-responder | 16 | 4 | ||
| III-responder | 2 | 1 | ||
| Pre-operative blood test | BE (mmol/L) average | − 2 | − 0.6 | 0.348 |
| Median | −1.3 | − 0.7 | ||
| Range | − 9–5.3 | − 9.4–9.7 | ||
| Lactate (mmol/L) average | 2 | 1.5 | 0.306 | |
| Median | 1.4 | 1.3 | ||
| Range | 0.5–6.1 | 0.6–3,3 | ||
| HB (g/dL) average | 12 | 12.2 | 0.436 | |
| Median | 12.75 | 11.7 | ||
| Range | 5.3–15.6 | 8.2–19.1 | ||
| ISS | Average | 20 | 23 | 0.259 |
| Range | 4–57 | 1–57 | ||
| Timing | Early | 23 | 7 | 0.140 |
| Delayed | 9 | 9 | ||
| Failed NOM | 10 | 8 | 0.206 | |
| AAST grade | I | 1 | 1 | 0.288 |
| II | 3 | 1 | ||
| III | 8 | 9 | ||
| IV | 13 | 5 | ||
| V | 7 | 0 | ||
| Associated injuries | 13 | 9 | 0.366 | |
| Operative time (min) | Average | 60 | 126 | < 0.00001 |
| Median | 55.5 | 124 | ||
| Range | 28–106 | 77–193 | ||
| Other surgical procedures | 5 | 8 | 0.016 | |
| Blood trasfusions | Intre-operative | 16 | 4 | 0.128 |
| Post.operative | 8 | 9 | 0.054 | |
| Intensive care unit | Admission | 20 | 7 | 0.237 |
| Average length of stay (days) | 3.5 | 9 | 0.042 | |
| Bowel function recovery (average POD) | NGT removal | 2.7 | 1 | < 0.00001 |
| Feeding | 3.8 | 1 | < 0.00001 | |
| Flatus | 3.6 | 3 | 0.037 | |
| Stool | 5.9 | 5 | 0.035 | |
| Morbidity | Overall | 22 | 12 | 0.746 |
| Re-operation | 2 | 0 | 0.546 | |
| SSI | 7 | 0 | 0.079 | |
| Mortality | 1 | 1 | 1 | |
| Overall length of stay (days) | Average | 18 | 20 | 0.455 |
| Follow-up | Incisional hernia | 6 | 2 | 0.701 |
| Bowel obstruction | 3 | 0 | 0.541 |