1.6. Analysis.
Comparison 1 Interventions for necrotising pancreatitis, Outcome 6 Length of hospital stay.
| Length of hospital stay | ||||||
|---|---|---|---|---|---|---|
| Study | Intervention: Median (days) | Intervention: Number of participants | Control: Median (days) | Control: Number of participants | Difference in median (days) | Statistical significance/ standard deviation |
| Peritoneal lavage vs. open necrosectomy | ||||||
| Kivilaakso 1984 | 41.7 (mean) | 17 | 41.1 (mean) | 18 | 0.6 | No statistically significant difference Standard deviation: not stated |
| Schroder 1991 | 44.3 (not clear whether this was mean or median) | 10 | 56.1 (not clear whether this was mean or median) | 11 | ‐11.8 | Statistical significance not reported nor could be calculated Standard deviation: not stated |
| Minimally invasive step‐up approach vs. open necrosectomy | ||||||
| Litvin 2010 | 19.7 (not clear whether this was mean or median) | 37 | 29.7 (not clear whether this was mean or median) | 35 | ‐10 | Statistical significance not reported nor could be calculated Standard deviation: not stated |
| Van Santvoort 2010b | 50 (median) | 43 | 60 (median) | 45 | ‐10 | P = 0.53 Standard deviation: not stated |
| Minimally invasive step‐up approach: video‐assisted vs. endoscopic | ||||||
| Bakker 2012 | 36 | 10 | 45 | 10 | ‐9 | P = 0.91 Standard deviation: not stated |