Review Article
Comparison of Clinical Safety and Outcomes of Early versus Delayed Laparoscopic Cholecystectomy for Acute Cholecystitis: A Meta-Analysis
Table 1
Baselines of included studies.
| Studies | Year | Countries | Number of patients (ELC : DLC) | Average age | Females |
| Gutt et al. [7] | 2013 | Germany | 618 (304 : 314) | 56 years old | 363 (58.7%) | Yadav et al. [8] | 2009 | Nepal | 50 (25 : 25) | 41 years old | 38 (76%) | Kolla et al. [9] | 2004 | India | 40 (20 : 20) | 40 years old | 32 (80%) | Johansson et al. [10] | 2003 | Sweden | 145 (74 : 71) | 57 years old | 87 (60%) | Davila et al. [11] | 1999 | Spain | 63 (27 : 36) | 56 years old | 45 (71.4%) | Lai et al. [12] | 1998 | Hong Kong, China | 104 (53 : 51) | 56 years old | 66 (63.5%) | Lo et al. [13] | 1998 | Hong Kong, China | 86 (45 : 41) | 60 years old | 39 (43.3%) |
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