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General patterns of publications by presence of durability
| Type of durability | Value | Author/doc. | Addresses/doc. | References/doc. | Year of publication |
|---|---|---|---|---|---|
| Without durability | Mean | 5.26 ± 15.70 | 2.26 ± 3.27 | 14.70 ± 16.51 | 1999.59 ± 3.03 |
| Median | 4.00 | 2.00 | 11.00 | 2000.00 | |
| With durability | Mean | 5.33 ± 13.66 | 2.41 ± 3.00 | 36.63 ± 28.16 | 1999.21 ± 3.07 |
| Median | 4.00 | 2.00 | 32.00 | 1999.00 |
