Primary study · included by 2 reviews

Yang 2022

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

Diversity and taxonomic differences in the oral microbiota of stroke patients: a systematic review and meta-analysis.

Non-Cochrane · aetiology · 2026 · cited as Yang 2022 · Table 1; Fig. 2; Fig. 3; References

Outcome this study informs	Pooled effect	Evidence	Certainty
Chao1 alpha diversity Stroke (oral microbiota of stroke patients) vs Healthy adult controls without history of stroke · Single oral sample; collection from 24 h to 3 months after stroke (varies by study)	SMD 0.17 [-0.4, 0.73]	8 studies · 661 participants	Low
Shannon alpha diversity Stroke (oral microbiota of stroke patients) vs Healthy adult controls without history of stroke · Single oral sample; collection from 24 h to 3 months after stroke (varies by study)	SMD 0.18 [-0.04, 0.4]	9 studies	GRADE not reported
Observed species alpha diversity Stroke (oral microbiota of stroke patients) vs Healthy adult controls without history of stroke · Single oral sample; collection from 24 h to 3 months after stroke (varies by study)	SMD 0.13 [-0.06, 0.33]	6 studies	GRADE not reported
Shannon alpha diversity Stroke (oral microbiota of stroke patients) vs Healthy adult controls without history of stroke · Single oral sample; collection from 24 h to 3 months after stroke (varies by study)	SMD 0.31 [0.02, 0.61]	10 studies · 1241 participants	Low
Observed species alpha diversity Stroke (oral microbiota of stroke patients) vs Healthy adult controls without history of stroke · Single oral sample; collection from 24 h to 3 months after stroke (varies by study)	SMD 0.39 [0.05, 0.72]	7 studies · 1099 participants	Low
Simpson alpha diversity Stroke (oral microbiota of stroke patients) vs Healthy adult controls without history of stroke · Single oral sample; collection from 24 h to 3 months after stroke (varies by study)	SMD 0.18 [-0.05, 0.41]	5 studies · 307 participants	Low

Comparative efficacy and safety of topical therapies for ocular involvement in Sjögren's syndrome: a systematic review and network meta-analysis.

Non-Cochrane · intervention · 2026 · cited as Yang 2022 · Supplementary Appendix 3, Table S3.1

The review does not say which of its outcomes this study informs.

2 including reviews in total.