evidencegaps
Primary study · included by 1 review

Reduced levels of serum vitamin B12 in symptomatic cases of oral lichen planus: A cross-sectional study.

Naik 2020 · Naik Shantala R, Gupta Prashant, Khaitan Tanya, et al. · Journal of oral biology and craniofacial research · 2020

Included by

Relationship Between Anemia and Oral Lichen Planus: New Therapeutic Perspectives Based on Anemia Management-A Systematic Review and Meta-Analysis.
Non-Cochrane · aetiology · 2026 · cited as Naik 2020 · Table 1; Figures 3-8
Outcome this study informsPooled effectEvidenceCertainty
Serum iron concentration
Presence of OLP vs Healthy adults without OLP
MD -17.53 [-28.18, -6.88]3 studies · 1363 participantsGRADE not reported
Serum vitamin B12 concentration
Presence of OLP vs Healthy adults without OLP
MD -91.38 [-218.22, 35.47]5 studies · 1877 participantsGRADE not reported

1 including review in total.