Primary study · included by 1 review

Zeynep 2020

ProbableThe reviews cited this study without a PMID, DOI or NCT, so it is matched by first author and year. Two different studies by the same author in the same year could be merged here.

Included by

A study on the association between smoking, periodontal inflammation and alveolar bone resorption in patients with chronic periodontitis based on biomarkers: a meta-analysis.

Non-Cochrane · aetiology · 2025 · cited as Zeynep 2020 · Figure 5; Table 1

Outcome this study informs	Pooled effect	Evidence	Certainty
Chitinase-3-like protein 1 (YKL-40) level in gingival crevicular fluid Smoking (smoker chronic periodontitis patients) vs Non-smoker chronic periodontitis patients	MD 16.40 [-3.84, 36.64]	2 studies · 126 participants	GRADE not reported

1 including review in total.