Review Article
Quality of Spine Surgery Research from the Arab Countries: A Systematic Review and Bibliometric Analysis
Table 1
Comparison of different parameters related to the collected data and their statistical significance.
| | Feature | Articles number | LOE (%) | LOE mean | CI 95% | value | | I | II | III | IV | V |
| | Country | | | | | | | | | | | Egypt | 114 | 0 | 8 (7%) | 80 (70.2%) | 24 (21.1%) | 2 (1.8%) | 3.18 | (−2.01–8.91) | 0.014 (S) | | Other | 320 | 2 (0.63%) | 9 (2.8%) | 81 (25.3%) | 217 (67.8%) | 11 (3.44%) | 3.7 | | Year | | | | | | | | | | | 2000–2008 | 151 | 0 | 4 (2.65%) | 46 (30.46%) | 97 (64.24%) | 4 (2.65%) | 3.67 | (1.19–6.01) | 0.18 (NS) | | 2009–2015 | 283 | 2 (0.71%) | 13 (4.60%) | 115 (40.64%) | 144 (50.89%) | 9 (3.18%) | 3.51 | | IF | | | | | | | | | | | ≥1 | 146 | 2 (1.37%) | 8 (5.48%) | 52 (35.62%) | 82 (56.16%) | 2 (1.37%) | 3.51 | (0.18–6.94) | 0.08 (NS) | | <1 | 288 | 0 | 9 (3.13%) | 109 (37.85%) | 159 (55.21%) | 11 (3.82%) | 3.6 | | Study LOE | | | | | | | | | | | High level (I, II) | 19 | 2 (10.5%) | 17 (89.5%) | 0 | 0 | 0 | 1.89 | (−7.04–12.58) | 0.0007 (S) | | Low level (I, IV, V) | 415 | 0 | 0 | 160 (38.6%) | 242 (58.3%) | 13 (3.13%) | 3.65 |
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IF: impact factor; LOE: level of evidence; S: significant; NS: not significant.
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