Primary study · included by 1 review

Al Sharabi 2002

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

Association between khat chewing and temporomandibular disorders: a systematic review and meta-analysis of observational studies.

Non-Cochrane · aetiology · 2026 · cited as Al-Sharabi 2002 · Table 1; Fig. 2-4

Outcome this study informs	Pooled effect	Evidence	Certainty
Temporomandibular disorders (clinical signs and symptoms) Khat chewing (exposure) vs Non-chewers · Not specified	OR 2.48 [1.20, 5.09]	6 studies · 2350 participants	Very low
Temporomandibular disorders (clinical signs and symptoms) Khat chewing (exposure) vs Non-chewers · Not specified	OR 4.27 [2.85, 6.40]	4 studies · 1897 participants	GRADE not reported

1 including review in total.