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Delgado-García: Identification of Eligible Studies
Letter to the Editor

J Rheum Dis 2018;25(1):76-77.

Published online: 31 October 2018

DOI: https://doi.org/10.4078/jrd.2018.25.1.76

Identification of Eligible Studies

Guillermo Delgado-García

Division of Neurology, National Institute of Neurology and Neurosurgery, Mexico City, Mexico

Corresponding to: Guillermo Delgado-García, División de Neurología, Instituto Nacional de Neurología y Neurocirugía, Av. Insurgentes Sur No. 3877, Col. La Fama, 14269, Ciudad de México, México. E-mail: guillermo.delgadogr@gmail.com

Received 14 September 2017       Accepted 23 September 2017

Copyright © 2018 The Korean College of Rheumatology

This is a Open Access article, which permits unrestricted non-commerical use, distribution, and reproduction in any medium, provided the original work is properly cited.

REFERENCES

1. Lee YH, Song GG. Association of neutrophil to lymphocyte ratio, platelet to lymphocyte ratio, and mean platelet volume with systemic lupus erythematosus disease activity: a meta-analysis. J Rheum Dis. 2017; 24:279–86.
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2. Liberati A, Altman DG, Tetzlaff J, Mulrow C, Gøtzsche PC, Ioannidis JP, et al. The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate health care interventions: explanation and elaboration. Ann Intern Med. 2009; 151:W65–94.
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3. Colunga-Pedraza I, Delgado-García G, Borjas-Almaguer O, Cárdenas-de-la-Garza A, Vera-Pineda R, Galarza-Delgado D. [Neutrophil to lymphocyte ratio is elevated in adult lupus patients with inactive disease]. Reumatol Clin. 2015; 11:38. Spanish.
4. Delgado-García G, Colunga-Pedraza I, Borjas-Almaguer O, Vera-Pineda R, Cárdenas-de-la-Garza A, Galarza-Delgado D. [Platelet to lymphocyte ratio is elevated in adult lupus patients with inactive disease]. Reumatol Clin. 2015; 11:39. Spanish.
5. Delgado-García G, Colunga-Pedraza I, Borjas-Almaguer O, Cárdenas-de-la-Garza A, Vera-Pineda R, Galarza-Delgado D. [Mean platelet volume is not different between healthy adults and adult lupus patients in remission]. Reumatol Clin. 2015; 11:38–9. Spanish.
6. Delgado-García G, Galarza-Delgado D, Colunga-Pedraza I, Borjas-Almaguer O, Mandujano-Cruz I, Benavides-Salgado D, et al. AB0573 Neutrophil-lymphocyte ratio is not superior to lymphocyte count alone in differentiating disease activity in SLE. Ann Rheum Dis. 2015; 74:1091–2.

Table 1.
NLR, PLR and MPV
Variable Lupus patients Healthy controls p-value
WBC 5.9±2.6 6.7±1.5 0.08
NEU LYM 4.1±2.4 1.5±0.6 3.9±1.2 2.1±0.4 0.69 ＜0.001
PLT 271±69 313±65 0.005
NLR 3.06±1.93 1.91±0.69 0.007
PLR 209.46±109.62 152.58±41.6 0.005
MPV 8.16±1.5 7.6±1.21 0.051

Values are presented as mean±standard deviation. NLR: neutrophil to lymphocyte ratio, PLR: platelet to lymphocyte ratio, MPV: mean platelet volume, WBC: white blood cells, NEU: absolute neutrophil count, LYM: absolute lymphocyte count, PLT: platelet count.

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