Research Article
Association of Serum Lipocalin-2 Concentrations with Psoriasis and Psoriatic Arthritis: An Updated Meta-Analysis
Table 1
The main features of included studies.
| Author | Year | Region | Country | Ethnicity | Disease | Method for determining lipocalin-2 | Case | Control | Characteristic of controls | NOS score | | Mean (ng/ml) | SD | | Mean (ng/ml) | SD |
| Ataseven et al. [13] | 2014 | Europe | Turkey | Caucasian | Psoriasis | ELISA kit (BioVendor R&D Laboratorni Medicina a.s., Karasek, Czech Republic) | 56 | 2.54 | 0.46 | 33 | 2.07 | 0.39 | Healthy | 7 | Gul et al. [20] | 2015 | Europe | Turkey | Caucasian | Psoriasis | ELISA kit (BOSTER trademark, catalogue number: EK0853) | 30 | 5.73 | 1.08 | 30 | 4.62 | 2.18 | Healthy | 6 | Romani et al. [15] | 2013 | Europe | Spain | Caucasian | Psoriasis | ELISA kit (BioVendor R&D Laboratory Medicine Inc., Palackeho, Czech Republic) | 50 | 50.34 | 14.42 | 50 | 40.40 | 14.32 | NA | 6 | Baran et al. [7] | 2017 | Europe | Poland | Caucasian | Psoriasis | ELISA kit (Quantikine, R&D Systems, Minneapolis, MN, USA) | 37 | Median (86.00) | IQR (35.00-136.00) | 15 | Median (38.00) | IQR (28.00-61.00) | Healthy | 6 | EI-Hadidi et al. [23] | 2014 | Middle East | Egypt | Caucasian | Psoriasis | ELISA kit (Quantikine, R&D Systems, Minneapolis, MN, USA) | 30 | 54.03 | 40.40 | 30 | 41.06 | 27.57 | Healthy | 7 | Aizawa et al. [11] | 2019 | Asia | Japan | Asian | Psoriasis | ELISA kit (Quantikine, R&D Systems, Minneapolis, MN, USA) | 59 | 80.08 | 51.30 | 47 | 59.07 | 20.18 | Healthy | 7 | Kamata et al. [12] | 2012 | Asia | Japan | Asian | Psoriasis | ELISA kit (Quantikine, R&D Systems, Minneapolis, MN, USA) | 37 | 41.10 | 14.90 | 17 | 30.70 | 8.10 | Healthy | 6 | Colak et al. [8] | 2019 | Europe | Turkey | Caucasian | PsA | ELISA kit (double antibody sandwich ELISA method) test kit (Elabscience Biotech Co. Ltd.) | 50 | 5.20 | 2.67 | 36 | 1.94 | 2.09 | Healthy | 7 |
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